Rescuers search what is left of the control tower of the port of Genoa, northern Italy, after it collapsed when a cargo ship slammed into it killing at least three people, Tuesday, May 7, 2013. A half-dozen people remain unaccounted for early Wednesday, after a cargo ship identified as the Jolly Nero of the Ignazio Messina & C. SpA Italian shipping line, slammed into the port. (AP Photo/Francesco Pecoraro) *** Local Caption *** Italy Cargo Ship Crash.JPEG-018f1.jpg