US

Tesoro's Los Angeles oil refinery is seen through a fence in Los Angeles, California October 10, 2014. Oil prices are hovering just above $90 per barrel, a level last seen in June 2012, putting a strong spotlight on OPEC producing countries. They face calls to cut output at, or before, a policy meeting in late November to prop prices up as some are already feeling the pinch of sub-$100 oil  through increased budget pressure. Global oil prices are collectively reflecting the sweeping impact of a U.S. shale oil boom, with its production consistently outstripping growth forecasts.

Lucy Nicholson/Reuters

Tesoro’s Los Angeles oil refinery is seen through a fence in Los Angeles, California on Friday. Oil prices have dropped below $90 per barrel, a level last seen in June 2012, putting a strong spotlight on OPEC producing countries

Kyla Ross of the United States jumps onto the vault as she competes in the women's all-round final of the Artistic Gymnastics World Championship at the Guangxi Gymnasium in Nanning, capital of southwest China's Guangxi Zhuang Autonomous Region Friday, Oct. 10, 2014.

Andy Wong/AP

Kyla Ross of the United States jumps onto the vault as she competes in the women’s all-round final of the Artistic Gymnastics World Championship at the Guangxi Gymnasium in Nanning, capital of southwest China’s Guangxi Zhuang Autonomous Region on Friday

Miramar Air Show in San Diego, California...epaselect epa04434113 Children watch a US Army parachute demonstration team at the Miramar Air Show, one of the largest military air shows in the world, in San Diego, California, USA, 05 October 2014.  EPA/DAVID MAUNG

David Maung/EPA

Children watch a US Army parachute demonstration team at the Miramar Air Show, one of the largest military air shows in the world, in San Diego, California, US

Professional photo guide Vincent Lawrence of Seal Harbor, Maine, left, and his client Frank Gallagher, of Silver Spring, Md., move to a new position while photographing the rocky coast of Maine's Acadia National Park at dawn, Friday, Oct. 3, 2014. A 15-inch-high rock cairn stands in the foreground.

Robert F. Bukaty/AP

A Professional photo guide and his client move to a new position while photographing the rocky coast of Maine’s Acadia National Park at dawn on Friday

A pair of U.S. Air Force F-15E Strike Eagles fly over northern Iraq...A pair of U.S. Air Force F-15E Strike Eagles fly over northern Iraq after conducting airstrikes in Syria, in this U.S. Air Force handout photo taken early in the morning of September 23, 2014. These aircraft were part of a large coalition strike package that was the first to strike ISIL targets in Syria. At least 14 Islamic State fighters were killed in air strikes by U.S.-led forces overnight in northeast Syria, a group monitoring the war said on September 25, 2014, and the Syrian air force bombed rebel areas in the west of the country. REUTERS/U.S. Air Force/Senior Airman Matthew Bruch/Handout  (IRAQ - Tags: POLITICS CONFLICT TPX IMAGES OF THE DAY) FOR EDITORIAL USE ONLY. NOT FOR SALE FOR MARKETING OR ADVERTISING CAMPAIGNS. THIS IMAGE HAS BEEN SUPPLIED BY A THIRD PARTY. IT IS DISTRIBUTED, EXACTLY AS RECEIVED BY REUTERS, AS A SERVICE TO CLIENTS.

US Air Force/Reuters

A pair of U.S. Air Force F-15E Strike Eagles fly over northern Iraq after conducting airstrikes in Syria, in this U.S. These aircraft were part of a large coalition strike package that was the first to strike ISIS targets in Syria. At least 14 Islamic State fighters were killed in air strikes by U.S.-led forces overnight in northeast Syria, a group monitoring the war said on Thursday and the Syrian air force bombed rebel areas in the west of the country.

US fans watch players on the 14th tee during a practice round ahead of the Ryder Cup golf tournament, at Gleneagles, Scotland, Wednesday, Sept. 24, 2014.

Matt Dunham/AP

US fans watch players on the 14th tee during a practice round ahead of the Ryder Cup golf tournament, at Gleneagles, Scotland on Wednesday

Alibaba Group Holding Ltd founder Jack Ma poses as he arrives at the New York Stock Exchange for his company's initial public offering in New York...Alibaba Group Holding Ltd founder Jack Ma (2nd L) poses as he arrives at the New York Stock Exchange for his company's initial public offering (IPO) under the ticker "BABA" in New York September 19, 2014.

Brendan McDermid/Reuters

Alibaba Group Holding Ltd founder Jack Ma (2nd L) poses as he arrives at the New York Stock Exchange for his company’s initial public offering (IPO) under the ticker “BABA” in New York on Friday

Pennsylvania State Police salute as they line the streets outside St. Peters' Cathedral in Scranton, as the casket carrying slain Pennsylvania State Police Trooper Corporal Bryon Dickson is carried into the Cathedral for his funeral service...Pennsylvania State Police salute as they line the streets outside St. Peters' Cathedral in Scranton, Pennsylvania September 18, 2014, as the casket carrying slain Pennsylvania State Police Trooper Corporal Bryon Dickson, 38 is carried into the Cathedral for his funeral service. The survivalist suspected of the ambush attack last week that killed Dickson and seriously wounded another is a member of a Cold War re-enactment group, state police said on Wednesday.

Mike Segar /Reuters

Pennsylvania State Police salute as they line the streets outside St. Peters’ Cathedral in Scranton, Pennsylvania on Thursday, as the casket carrying slain Pennsylvania State Police Trooper Corporal Bryon Dickson, 38 is carried into the Cathedral for his funeral service

Members of the The Fort McHenry Guard Field Musicians perform at the base of the Battle Monument during the Star Spangled Spectacular September 12, 2014 in Baltimore, Maryland. Celebrating the 200th anniversary of the United States' national anthem, Baltimore's Inner Harbor will host tall ships, fireworks displays, concerts, historic tours and other events. The anthem's lyrics come from 'Defence of Fort M'Henry,' a poem written in 1814 by Francis Scott Key after he witnessed the bombardment of Fort McHenry by British ships during the War of 1812.

Chip Somodevilla/Getty Images

Members of the The Fort McHenry Guard Field Musicians perform at the base of the Battle Monument during the Star Spangled Spectacular on Friday in Baltimore, Maryland. Celebrating the 200th anniversary of the United States’ national anthem, Baltimore’s Inner Harbor will host tall ships, fireworks displays, concerts, historic tours and other events

South Korean special police officers descend the stairs from subway station during an anti-terror exercise as part of Ulchi Freedom Guardian or UFG in Seoul, South Korea.

Lee Jin-man/AP

South Korean special police officers enter a subway station in Seoul, South Korea, during an anti-terror exercise as part of Ulchi Freedom Guardian, an annual joint military operation between South Korea and the US