RAMALLAH West Bank (Reuters) - Israeli forces shot and killed a Palestinian-American youth during clashes on Friday, the U.S. State Department said, calling for a quick and transparent investigation. Orwah Hammad, 14, was shot in the head in the village of Silwad, **rth of the Palestinian seat of government in Ramallah. An Israeli army spokesman told Reuters Israeli forces "managed to prevent an attack when they encountered a Palestinian man hurling a molotov cocktail at them on the main road next to Silwad. They opened fire and they confirmed a hit. ...