US

Chadian soldiers march during Flintlock 2014, a US-led international training mission for African militaries, in Diffa, Niger.

Joe Penney /Reuters

Chadian soldiers march during Flintlock 2014, a US-led international training mission for African militaries, in Diffa, Niger

A man is protected against the cold while walking in downtown Albany, N.Y., as bitter cold temperatures returned after a winter storm dumped up to six inches of snow and ice on the Capital Region.

Mike Groll/AP

A man wraps up against the cold in downtown Albany, New York, as bitterly cold temperatures returned bringing up to six inches of snow and ice to the state capital

A boy showers off after sunset at the beach in Cardiff

Mike Blake/Reuters

A boy showers off after sunset at the beach in Cardiff, California

Members of the Krewe of Zulu parade down St. Charles Avenue on Mardi Gras Day in New Orleans...Members of the Krewe of Zulu parade down St. Charles Avenue on Mardi Gras Day in New Orleans, Louisiana March 4, 2014. REUTERS/Jonathan Bachman

Jonathan Bachman/Reuters

Members of the Krewe of Zulu parade down St Charles Avenue on Mardi Gras Day in New Orleans, Louisiana on Tuesday. Read more

A soldier from the U.S. Army's 3rd Brigade Combat Team, 1st Infantry Division, grabs his rucksack following a homecoming ceremony in the Natcher Physical Fitness Center, Fort Knox, Kentucky. About 100 soldiers returned to Fort Knox after a nine-month combat deployment conducting village stability operations and working alongside Afghan military and police forces.

Luke Sharrett/Getty Images

A soldier from the US army’s 3rd Brigade Combat Team, 1st Infantry Division, grabs his rucksack following a homecoming ceremony in the Natcher Physical Fitness Center in Fort Knox, Kentucky. About 100 soldiers returned to Fort Knox from Afghanistan after a nine-month combat deployment

Homeless people bundle up at the McPherson Square Metrorail stop near the White House after the region was pounded with snow overnight around Washington...Homeless people bundle up at the McPherson Square Metrorail stop near the White House after the region was pounded with snow overnight around Washington, February 13, 2014.    REUTERS/Larry Downing

Larry Downing/Reuters

Homeless people bundle up at the McPherson Square Metro station near the White House in Washington to escape the snow

A morning commuter walks in the plowed road as mixed winter precipitation falls Thursday, Feb. 13, 2014, in Philadelphia. Snow and sleet are falling on the East Coast, from North Carolina to New England, a day after sleet, snow and ice bombarded the Southeast.

Matt Rourke/AP

A morning commuter walks through the snow in the US city of Philadelphia, on Thursday

A troop of the Japan Ground Self-Defense Force participates with the US Marine Corps of  Expeditionary Fire Support System during the US -JAPAN military exercise Iron Fist 2014  outside the USMC base in Pendleton, California on February 06, 2014.

Joe Klamar/AFP

A member of the Japan Ground Self-Defence Force takes part in the US -Japan Exercise Iron Fist manoeuvres at the US Marine base in Pendleton, California

An ice covered tree limb that took out a utility line blocks the path of a firetruck after a winter storm Wednesday, Feb. 5, 2014, in Philadelphia.  Icy conditions have knocked out power to more than 200,000 electric customers in southeastern Pennsylvania and prompted school and legislative delays as well as speed reductions on major roadways.

Matt Rourke/AP

An ice-covered tree limb that took out a utility line blocks the path of a firetruck after a winter storm in Philadelphia. Icy conditions have knocked out power to more than 200,000 electric customers in southeastern Pennsylvania and prompted school and legislative delays as well as speed reductions on major roadways.

A man and child walk through Times Square as it snows in the Manhattan borough of New York...A man and child walk through Times Square as it snows in the Manhattan borough of New York February 3, 2014. REUTERS/Carlo Allegri

Carlo Allegri/Reuters

A man and child walk through Times Square as it snows in the Manhattan borough of New York. Read more