GAZA, GAZA STRIP - FEBRUARY 04: Masked Palestinian gunmen members of the Al-Aqsa Brigades the military wing of the Palestinian president Mahmoud Abbas movement Fatah, walks in a street after they attended a press conference and announced their responsibility of the Dimona suicide bombers in southern Israel, February 4, 2008 in Gaza, Gaza Strip. A Palestinian suicide bomber blew himself up and police shot dead his accomplice in an attack in a shopping centre in southern Israel on Monday that killed at least one Israeli, emergency services said. (Photo by Abid Katib/Getty Images)