An Injured Somali is carried out of the aircraft by medical personel on arrival at Wilson airport, Nairobi, Kenya, from Mogadishu, Somalia, Friday Dec. 4, 2009. Somalia's most powerful Islamic militant group said Friday it was not responsible for a suicide bomb attack on a university graduation ceremony that killed 22 people   The Thursday bombing ripped through the ceremony at an upscale hotel in Mogadishu, killing medical students, doctors, journalists and three government ministers. AP Photo logo AP Photo 26 months ago

An Injured Somali is carried out of the aircraft by medical personel on arrival at Wilson airport, Nairobi, Kenya, from Mogadishu, Somalia, Friday Dec. 4, 2009. Somalia's most powerful Islamic militant group said Friday it was not responsible for a suicide bomb attack on a university graduation ceremony that killed 22 people The Thursday bombing ripped through the ceremony at an upscale hotel in Mogadishu, killing medical students, doctors, journalists and three government ministers.