Italian anti-terrorism prosecutor Armando Spataro, reads a statement at a press conference on the bomb attack at the Santa Barbara army barracks in Milan, Italy, Tuesday Oct. 13, 2009. Police arrested two more suspects in Monday's bomb attack on an army barracks and found a large quantity of explosives during searches overnight, the anti-terrorism prosecutors said Tuesday. The operation follows Monday's blast at the gates of Santa Barbara army barracks by a 35-year-old Libyan man, who was seriously wounded in the explosion. The motive is not known. (AP Photo/Giuseppe Aresu)