KABUL, Afghanistan, Jumada II 18, 1432, May 21, 2011, SPA - The Afghan Defense Ministry says at least three people have been killed and many wounded in a blast inside Kabul's main military hospital. Defense Ministry spokesman Gen. Mohammed Zaher Azimi said Saturday's blast occurred inside a tent on the grounds of the Mohammad Daud Khan military hospital in central Kabul. He says the army is checking if the explosion was caused by a bomb or a suicide bomber, according to a report of the Associated Press. --SPA 11:51 LOCAL TIME 08:51 GMT www.spa.gov.sa/894808