Israel denied any involvement in a blast that ripped through the home of Hamas commander Ahmed Hamuda killing four Palestinians and wounding over twenty in Beit Lahiya in Gaza on Thursday. Hamas spokesman Mushri al Masri warned that the tahdiya had ended and there will be no deal with Israel.In response to the blast Hamas fired barrages of mortar shells and Kassam rockets into southern Israel, in one incident a rocket made a direct hit on a home in Kibbutz Yad Mordechai moderately wounding an Israeli woman. By mid Thursday afternoon over 40 Kassam rockets and mortar shells were fired at southern Israel.06/12/08