A keeper holds a 12 week old Sumatran tiger cub during a routine health check in its enclosure at Chester Zoo in Chester northern England, a French Gendarmerie rescue helicopter flies over the debris of the Airbus A320 at the site of the crash, near Seyne-les-Alpes, French Alps and Iraqi security forces launch rockets against Islamic State extremist positions during clashes in Tikrit, north of Baghdad, Iraq are some of the photos of the day.
A French Gendarmerie rescue helicopter flies over the debris of the Airbus A320 at the site of the crash, near Seyne-les-Alpes, French Alps March 27, 2015.
A rainbow is seen over Italy's Court of Cassation palace in Rome March 27, 2015. Italy's highest court is expected to rule on Friday on whether to uphold the conviction of Amanda Knox and her Italian ex-boyfriend for the murder of Meredith Kercher.
Fernando Alonso of Spain and McLaren Honda drives during practice for the Malaysia Formula One Grand Prix at Sepang Circuit on March 27, 2015 in Kuala Lumpur, Malaysia.
Residential buildings are seen among fog in Qingdao, Shandong province, March 27, 2015. China's property sales in the first two months of 2015 dropped by the most in three years amid a glut of housing supply, and real estate investment growth eased.
A view of the door lock button in the cockpit of Airbus A321 operating Germanwings flight 4U9441, formerly 4U9525, from Barcelona to Dusseldorf March 27, 2015. The German pilot believed to have deliberately crashed a plane in the French Alps killing 150 people broke off his training six years ago due to depression and spent over a year in psychiatric treatment, a German newspaper reported on Friday. The story in German tabloid Bild came a day after French prosecutors said they believed Andreas Lubitz, a 27-year-old co-pilot at Lufthansa's budget airline Germanwings, had locked the captain out of the cockpit and steered the Airbus A320 airliner into its fatal descent.
Guests make their ways to the roof as they escape from Maka Al-Mukarama hotel during an attack by Somali Islamist group al Shabaab in Mogadishu, March 27, 2015. Islamist militants blasted their way into a popular hotel in the Somali capital Mogadishu on Friday, killing at least seven people and trapping government officials inside, police and witnesses said.
Flowers are seen with the portrait of a man at the memorial for the victims of the air disaster in the village of Le Vernet, near the crash site of the Airbus A320 in French Alps March 27, 2015. A young German co-pilot barricaded himself alone in the cockpit of Germanwings flight 9525 and apparently set it on course to crash into an Alpine mountain, killing all 150 people on board including himself, French prosecutors said on Thursday. The pilot Andreas Lubitz, 27, who appears to have deliberately crashed a plane carrying 149 others into the French Alps received psychiatric treatment for a "serious depressive episode" six years ago, German tabloid Bild reported on Friday.
Thai workers remove wreckage of derailed train coaches at the site of a train accident in Ayutthaya province, Thailand, 27 March 2015. At least 52 people were injured in a train accident when two passenger trains crashed in the central province of Ayutthaya, official said.
People walk in front of election posters of presidential candidate Muhammadu Buhari gestures in Kano March 27, 2015. Nigerian President Goodluck Jonathan warned against violence ahead of Saturday's presidential election as people stockpiled food, cash and fuel for fear of post-election clashes. Jonathan will face former military ruler Muhammadu Buhari in what is seen as the closest presidential race since the end of military rule in 1999.
Fans cheer as Yuzuru Hanyu of Japan competes in the men short program during the ISU World Figure Skating Championship in Shanghai March 27, 2015.
A keeper holds a 12 week old Sumatran tiger cub during a routine health check in its enclosure at Chester Zoo in Chester northern England March 27 , 2015. The cub, one of 3 born at the zoo, was sexed, vaccinated and micro-chipped.
A Palestinian protester moves a burning tyre during clashes with Israeli troops at a protest against Jewish settlements, in Jalazoun refugee camp near the West Bank city of Ramallah March 27, 2015.
U.S. Secretary of State John Kerry (R) talks with members of his delegation after a meeting with Iranian Foreign Minister Javad Zarif and other officials at the Beau Rivage Palace Hotel in Lausanne March 27, 2015. Major powers and Iran were pushing each other for concessions on Friday ahead of an end-March deadline for a preliminary nuclear deal, with Tehran demanding an immediate end to sanctions and freedom to continue sensitive atomic research, officials said.