ANKARA   The Israeli army issued evacuation orders on Tuesday for Palestinians in a city in the northern Gaza Strip in a move widely seen as a form of collective punishment, following the firing of a rocket from the enclave. Israeli army spokesman Avichay Adraee ordered the immediate evacuation of Beit Hanoun before the army carries out strikes in the area. Adraee said earlier that the army's air defense intercepted a rocket launched from northern Gaza toward Sderot. Israeli Army Radio said air