An anti-terrorist court on Wednesday acquitted all the four accused of Marriot Hotel bombing of 2008 citing insufficient evidences against them, report said. As the prosecution failed to prove the charges against the accused of helping carrying out Marriot Hotel bombing, they were not found guilty and be freed, the court said in its judgment. Islamabads Marriott Hotel bombing occurred on 20 September 2008, when a dump truck filled with explosives detonated in front of the hotel in the capital, killing at least 64 and injuring more than 200 others.