Three Palestinians were killed in the occupied West Bank city of Tulkarem during an overnight Israeli military incursion, according to the Palestinian Health Ministry and an Israeli source.An Israeli security representative, who spoke to CNN on the condition of anonymity, said that the Israel Defense Forces used live fire and killed three “terrorists” who “planted explosive devices” in the area. The Palestinian Health Ministry said three Palestinians were shot by “occupation fire” in Tulkarem early Thursday morning, and named the victims as Ahmed Mubarak, 26, Hossam Imad Dabas, 22, and…