text: Palestinian says Americans' killers can't be arrested GAZA -- Palestinian security forces know who was behind the killing of three Americans in Gaza nearly a year ago but cannot act against the factions while fighting with Israel continues, a top Palestinian security official said.
inputs: Palestinian says Americans' killers can't be arrested GAZA -- Palestinian security forces know who was behind the killing of three Americans in Gaza nearly a year ago but cannot act against the factions while fighting with Israel continues, a top Palestinian security official said.