People enjoy the warm weather on the Lake of Thun, Switzerland on Feb. 21, 2016.
People wear VR devices as they attend the launching ceremony of the new Samsung S7 and S7 edge smartphones during the Mobile World Congress in Barcelona, Spain.
An Afghan mother cries as she covers herself and her children with a blanket while trying to reach the Greek-Macedonian border on Feb. 21, following reports that Macedonia has closed its borders with Greece to Afghan migrants, near the village of Idomeni, Greece.
Syrian refugees try to keep warm around a fire as they wait to be allowed to cross the border to Macedonia, near Idomeni, Greece on Feb. 21. Macedonia has closed its southern border with Greece to Afghan migrants, allowing only Iraqis and Syrians, Greek police report.
The man in the center gets ready to cast his ballot during elections in Niamey, Niger on Feb. 21. Niger's incumbent president Mahamadou Issoufou is touting his record of defending the country from Islamic extremists as he vies against 14 other candidates for a second five-year term.
Doctors treat victims injured in the triple blast in Sayyida Zeinab, a predominantly Shiite Muslim suburb of the Syrian capital Damascus, on Feb. 21.
ISIS claimed responsibility for the triple blast in the Shiite suburb, saying two of its fighters set off a car bomb before detonating their explosive belts and killing dozens.
People gather in the aftermath of a multiple explosive attack in the Sayyida Zeinab area, about 6 miles south of Damascus, Syria on Feb. 21.
Syrians gather at the site of a double car bomb attack in the Al-Zahraa neighbourhood of the central Syrian city of Homs on Feb. 21, 2016. Homs city is almost completely controlled by the Syrian government, and has regularly been targeted in bomb attacks.
Two horses fight at an ethnic Miao's horse fighting event celebrating Chinese Lunar New Year in Liuzhou, Guangxi Zhuang Autonomous Region in China on Feb. 20, 2016.
Members of a historical military club participate in the reenactment of 'The Battle of Poznan' at the Citadel Park in Poznan, Poland. The Battle of Poznan during World War II in 1945 was a massive assault by the Soviet Union's Red Army that had as its objective the elimination of the Nazi German garrison in the stronghold city of Poznañ in occupied Poland.