In this late Sunday, Nov. 24, 2013 photo, Mount Sinabung spews volcanic ash into the air as seen from Tiga Pancur, North Sumatra, Indonesia. Authorities raised the alert status for one of the country's most active volcanoes to the highest level Sunday after the mountain repeatedly sent hot clouds of gas down its slope following a series of eruptions in recent days.
An aerial view at night of the downtown Chicago skyline is seen Sunday, Nov. 24, 2013. An Arctic air mass is expected to chill much of the Central Plains and the East Coast through Monday with wind-chill temperatures dropping into the single digits overnight in some places.
A US Navy C-130 cargo plane carrying typhoon survivors, flies over the devastation, as others sift through the debris in Tacloban city Monday Nov. 25, 2013 in Leyte province in central Philippines. Typhoon Haiyan, one of the most powerful typhoons to make a landfall this year, battered central Philippines Nov. 8, leaving a wide swath of destruction.
Typhoon survivors cross a row of school chairs to avoid a muddy portion of an evacuation center Tuesday Nov. 26, 2013 after being ravaged by Typhoon Haiyan more than two weeks ago at Tacloban city, Leyte province in central Philippines. Typhoon Haiyan, one of the most powerful storms on record, hit the country's eastern seaboard Nov. 8, leaving a wide swath of destruction.
Lady Gaga wearing sunglasses smiles as she is greeted by fans upon her arrival at Narita International Airport in Narita, east of Tokyo, Tuesday, Nov. 26, 2013. Gaga is in Japan to promote her new album ARTPOP.
Supporters cheer anti-government protesters marching to the Government complex in Bangkok, Thailand, Wednesday, Nov. 27, 2013. Flag-waving protesters vowing to topple the Thai prime minister took to the streets of Bangkok for a fourth day Wednesday, declaring they would take over "every ministry" of the government. The brash threat is the boldest challenge yet to Yingluck Shinawatra's embattled administration, and it has raised fears of fresh political violence in the divided Southeast Asian nation.
People stand in front of a metal structure that buckled on part of the Itaquerao Stadium in Sao Paulo, Brazil, Wednesday, Nov. 27, 2013. Part of the stadium that will host the 2014 World Cup opener in Brazil collapsed on Wednesday, causing significant damage and killing three people, authorities said.
Mt. Etna, Europe's tallest active volcano, spews lava during an eruption near the Sicilian town of Catania, Italy, late Thursday, Nov. 28, 2013. Etna's eruptions aren't infrequent, the last one occurred on Nov. 23. Its last major eruption was in 1992.
People shop at a Gap factory store at the Citadel Outlets on Thursday, Nov. 28, 2013, in Los Angeles . Instead of waiting for Black Friday, which is typically the year's biggest shopping day, more than a dozen major retailers are opening on Thanksgiving day this year.
An Egyptian riot policeman fires tear gas in Cairo, Egypt, Friday, Nov. 29, 2013, to disperse hundreds of Islamist demonstrators defying a new protest law that has drawn widespread criticism from the international community and democracy advocates.