US

People listen as Republican presidential nominee Donald Trump speaks to the American Legion National Convention in Cincinnati, Ohio, U.S., September 1, 2016.

Carlo Allegri/Reuters

People listen as Republican presidential nominee Donald Trump speaks to the American Legion National Convention in Cincinnati, Ohio, U.S

A woman stands by a makeshift memorial at the Triple S convenience store where Alton Sterling was shot dead by police in Baton Rouge, Louisiana, U.S., July 11, 2016. REUTERS/Shannon Stapleton

Shannon Stapleton/Reuters

A woman stands by a makeshift memorial at the Triple S convenience store where Alton Sterling was shot dead by police in Baton Rouge in Louisiana

U.S. Secretary of State John Kerry (R) and Danish Foreign Minister Kristian Jensen look on as a breakdancer performs during a tour of GAME, an organization that promotes youth sports, in Copenhagen, Denmark June 17, 2016. REUTERS/Evan Vucci/Pool

Evan Vucci/Reuters

U.S. Secretary of State John Kerry and Danish Foreign Minister Kristian Jensen look on as a breakdancer performs during a tour of GAME, an organization that promotes youth sports, in Copenhagen, Denmark

Chair of the Board of Governors of the F...Chair of the Board of Governors of the Federal Reserve System Janet L. Yellen (L) chats with US Secretary of the Treasury Jacob J. Lew (C) during a welcome reception hosted by the City of Sendai on May 19, 2016. The group -- including US Treasury Secretary Jacob Lew and European Central Bank President Mario Draghi -- will converge at a hot spring town north of Tokyo where two days of meetings kick off from May 20. / AFP PHOTO / KAZUHIRO NOGIKAZUHIRO NOGI/AFP/Getty Images

Kazuhiro Nogi/AFP/Getty

Chair of the Board of Governors of the Federal Reserve System Janet L. Yellen chats with US Secretary of the Treasury Jacob J. Lew during a welcome reception hosted by the City of Sendai, Japan 

Presidential Candidate Hillary Clinton Holds Kentucky Campaign Rally...An attendee wears campaign buttons before the start of an event for Hillary Clinton, former Secretary of State and 2016 Democratic presidential candidate, not pictured, in Louisville, Kentucky, U.S., on Tuesday, May 10, 2016. Clinton said she sees "a great role" for Bernie Sanders and his supporters in a "unified party," even as she said she welcomed Republicans who are not supporting presumptive nominee Donald Trump. Photographer: Luke Sharrett/Bloomberg

Luke Sharrett/Bloomberg

An attendee wears campaign buttons before the start of an event for Hillary Clinton, former Secretary of State and 2016 Democratic presidential candidate, in Louisville, Kentucky 

Low-Wage Workers Strike And Rally For $15 Wage In Chicago...CHICAGO, IL - APRIL 14:  Demonstrators demanding an increase in the minimum wage to $15-dollars-per-hour prepare to march in the streets on April 14, 2016 in Chicago, Illinois. The demonstrators marched to and protested in front of several locations during a day-long effort to draw attention to low-wage jobs. The demonstration was one of about 300 scheduled to take place nationwide today.  (Photo by Scott Olson/Getty Images)

Scott Olson/Getty

Demonstrators demanding an increase in the minimum wage to $15-dollars-per-hour prepare to march in the streets on Thursday in Chicago, Illinois. The demonstrators marched to and protested in front of several locations during a day-long effort to draw attention to low-wage jobs 

U.S. President Barack Obama and Cuba's President Raul Castro meet in Havana...U.S. President Barack Obama and Cuba's President Raul Castro hold their first meeting on the second day of Obama's visit to Cuba, in Havana March 21, 2016.     REUTERS/Carlos Barria

Carlos Barria/Reuters

U.S. President Barack Obama and Cuba’s President Raul Castro hold their first meeting in Havana on the second day of Obama’s visit to Cuba

Presidential Candidate Marco Rubio Holds Retail Campaign Stops...An image of Senator Marco Rubio, a Republican from Florida and 2016 presidential candidate, is seen on his campaign bus as it sits outside the building which houses his campaign headquarters in Manchester, New Hampshire, U.S., on Monday, Feb. 8, 2016. Rubio, who surged to second place in polls after coming in third in the Iowa caucuses, spent Sunday trying to extinguish a political brushfire after he delivered the same canned answer three times within a matter of minutes at Saturday's presidential debate. Photographer: Daniel Acker/Bloomberg

Daniel Acker/Bloomberg

An image of Senator Marco Rubio, a Republican from Florida and 2016 presidential candidate, is seen on his campaign bus as it sits outside the building which houses his campaign headquarters in Manchester, New Hampshire, U.S 

A volunteer for U.S. Democratic presidential candidate Sanders holds the door open ahead of a campaign rally in Fairfield, Iowa...Billy Hunter, a volunteer for U.S. Democratic presidential candidate Bernie Sanders, holds a door open while waiting for Sanders to arrive at a campaign rally in Fairfield, Iowa January 28, 2016. REUTERS/Mark Kauzlarich

Mark Kauzlarich/Reuters

Billy Hunter, a volunteer for U.S. Democratic presidential candidate Bernie Sanders, holds a door open while waiting for Sanders to arrive at a campaign rally in Fairfield, Iowa 

Supporters of U.S. Republican presidential candidate Donald Trump jeer at protesters during a campaign rally in Burlington, Vermont...Supporters of U.S. Republican presidential candidate Donald Trump jeer at protesters during a campaign rally in Burlington, Vermont January 7, 2016.     REUTERS/Erin Siegal

Erin Siegal/Reuters

Supporters of U.S. Republican presidential candidate Donald Trump jeer at protesters during a campaign rally in Burlington, Vermont 

Martin Shkreli, the former hedge fund manager under fire for buying a pharmaceutical company and ratcheting up the price of a life-saving drug, is escorted by law enforcement agents in New York Thursday, Dec. 17, 2015, after being taken into custody following a securities probe. A seven-count indictment unsealed in Brooklyn federal court Thursday charged Shkreli with conspiracy to commit securities fraud, conspiracy to commit wire fraud and securities fraud.

Craig Ruttle/AP

Martin Shkreli, the former hedge fund manager under fire for buying a pharmaceutical company and ratcheting up the price of a life-saving drug, is escorted by law enforcement agents in New York Thursday, after being taken into custody following a securities probe

K.C. Jones competes in the steer wrestling event during the eighth go-round of the National Finals Rodeo

John Locher/AP

K.C. Jones competes in the steer wrestling event during the eighth go-round of the National Finals Rodeo

Evan Jayne, of France, competes in the bareback riding event during the seventh go-round of the National Finals Rodeo in Las Vegas

John Locher/AP

Evan Jayne, of France, competes in the bareback riding event during the seventh go-round of the National Finals Rodeo in Las Vegas

The "Hello Kitty" balloon proceeds high above spectators along 6th Ave during the 89th Macy's Thanksgiving Day Parade in the Manhattan borough of New York...The "Hello Kitty" balloon proceeds high above spectators along 6th Ave during the 89th Macy's Thanksgiving Day Parade in the Manhattan borough of New York November 26, 2015.

Carlo Allegri/Reuters

The “Hello Kitty” balloon proceeds high above spectators along 6th Ave during the 89th Macy’s Thanksgiving Day Parade in the Manhattan borough of New York on Thursday

Vahid Salemi/AP

Iranian demonstrators carry banners and national flags outside the former US embassy in the Iranian capital Tehran on Wednesday, during a demonstration marking the anniversary of its storming by student protesters that triggered a hostage crisis in 1979

Team Oracle stunt pilot Sean Tucker flies ahead of the U.S. Navy Blue Angels as part of a practice run for Fleet Week over the bay in San Francisco, California

Josh Edelson/AF

Team Oracle stunt pilot Sean Tucker flies ahead of the U.S. Navy Blue Angels as part of a practice run for Fleet Week over the bay in San Francisco, California

U.S. President Barack Obama (R) stands with Chinese President Xi Jinping during an arrival ceremony at the White House in Washington, September 25 2015.

Kevin Lamarque/Reuters

U.S. President Barack Obama stands with Chinese President Xi Jinping during an arrival ceremony at the White House in Washington

Jim Watson/AFP

Pope Francis arrives to address a joint meeting of Congress in Washington, DC. Pope Francis on Thursday urged the US Congress to help those fleeing war and poverty, and work to combat climate change, in a historic address to lawmakers

A Mutant Vehicle made up like a polar bear drives through the dust during the Burning Man 2015 "Carnival of Mirrors" arts and music festival in the Black Rock Desert of Nevada. Participants from all over the world attend the sold-out festival to spend a week in the remote desert to experience art, music and the unique community that develops

Jim Urquhart/Reuters

A Mutant Vehicle made up like a polar bear drives through the dust during the Burning Man 2015 “Carnival of Mirrors” arts and music festival in the Black Rock Desert of Nevada

An Iranian woman walks past a painting of a revolver, painted in an American-flag style, on the wall of former US embassy in Tehran, Iran, on Wednesday. According to reports, a panel carrying some 100 anti-US comments by Iranian late supreme leader Ayatollah Ruhollah Khomini was placed on the wall of the former US embassy in Tehran. A group of Iranian students burnt American, British and Israeli flags rejecting restoring relations with the US after reaching the nuclear deal

Abedin Taherkenareh/EPA

An Iranian woman walks past a painting of a revolver, painted in an American-flag style, on the wall of former US embassy in Tehran, Iran, on Wednesday