Eight cadets are killed during clashes in Lahore , top military official says . Leader of Pakistan 's opposition named as prime suspect . Eight cadets dead , three captured , military said . Television pictures showed security forces firing into the air from the roof of the building after the firefight . Lahore was site of attack on Sri Lankan cricket team earlier in March .
Eight cadets are killed during clashes in Lahore , top military official says . Leader of Pakistan 's opposition named as prime suspect . Eight cadets dead , three captured , military said . Lahore was site of attack on Sri Lankan cricket team earlier in March .