Afghan soldiers are seen through the broken front window of a car believed to have been used by attackers outside the gate of a NATO base in Kabul, Afghanistan, on Saturday, April 2. Musadeq Sadeq/AP
A Russian policeman points as he walks in front of the Soyuz TMA-21 spacecraft, named after the first cosmonaut, Yuri Gagarin, as it is transported to its launch pad at Baikonur cosmodrome, Saturday. Shamil Zhumatov/Reuters
Somali refugees who recently arrived at the Dagahaley camp assemble a makeshift shelter, in Dadaab, Kenya, Sunday. Dadaab is the biggest refugee camp in the world, with more than 332,000 refugees, mainly from Somalia. Thomas Mukoya/Reuters
Libyan rebels chant slogans, flash "V" signs and wave guns during a welcome reception for fellow injured Libyans on board a Turkish ship carrying 250 wounded from Misrata, as it enters the port of Benghazi, Libya, Sunday. Nasser Nasser/AP
Japan's Self-Defense Force members continue a search operation near an elementary school where lots of the students have been missing since the March 11 earthquake and tsunami, in Ishinomaki, northern Japan, Saturday. Kyodo News/AP
Ducati MotoGP rider Valentino Rossi of Italy takes a curve during the third free practice session of the Spanish Grand Prix in Jerez, southern Spain, Saturday. Marcelo del Pozo /Reuters
A Nepalese supporter of the Indian cricket team reacts while watching the final match of the ICC Cricket World Cup between India and Sri Lanka shown at a local food court in Kathmandu, Saturday. Navesh Chitrakar /Reuters
People attend a flash-mob pillow fight at the Dr. Sun Yat-sen Memorial Hall in Taipei, Saturday. Pichi Chuang/Reuters
Kentucky's Doron Lamb (20) shoots over Connecticut's Roscoe Smith (22) during the second half of a men's NCAA Final Four semifinal college basketball game Saturday, in Houston. UConn defeated Kentucky, 56-55, and will play Butler in the NCAA national championship game Monday night. Chris Steppig/NCAA/AP
Texas A&M's Tyra White reaches in from behind on Stanford's Mikaela Ruef (3) in the first half of a women's NCAA Final Four semifinal college basketball game in Indianapolis, Sunday. Texas A&M defeated Stanford, 63-62, and will play Notre Dame for the women's NCAA national championship Tuesday night. Mark Duncan/AP
A bolt of lightning lights up the night clouds over the west end of Hagerstown, Md. on Sunday night. Ric Dugan/The Herald-Mail/AP
A motorcycle drives by the Chicago Theatre before Charlie Sheen's performance, Sunday, in Chicago. Promising 'the real story,' the 45-year-old former 'Two and a Half Men' star continued his month-long, 20-city variety show tour, with Sunday's sold-out show in Chicago. Brian Kersey/AP
Several other Sunni Muslim states, including Saudi Arabia, say they are ready to participate in ground operations against the IS, but the UAE's foreign minister says American leadership "is a pre-requisite."
ByWilliam Maclean, Reuters
The United Arab Emirates (UAE) said on Sunday it was ready to supply ground troops to help support and train an international military coalition against the Islamic State in Syria provided such efforts were led by the United States.