An Israeli helicopter gunship fired missiles on the building housing the offices of Palestinian Prime Minister Ismail Haniya in Gaza City early Sunday, setting the structure ablaze. Hours later, Israeli Interior Minister Roni Bar-On told Israel Army Radio that Israel was “tightening the pressure on Hamas.” A bystander to the missile strike suffered minor injuries, hospital officials said. No other casualties were reported. Palestinian sources said the airstrike set the building ablaze. Full Story