NAJAF, Iraq (AP) - A senior Shiite cleric called Friday for peaceful resistance to the U.S. occupation of Iraq and warned his followers were running out of patience. In Baghdad, gunmen attacked worshippers after prayers at a Sunni mosque, wounding three people. Imam Sadreddine al-Qobanji spoke to more than 15,000 people who jammed the Imam Ali mosque, Iraq's holiest Shiite Muslim shrine. He said last week's bombing outside the mosque - which killed Ayatollah Mohammed Baqir al-Hakim and dozens of other people - was aimed at sowing discord in Iraq. "Once we find that this road (peaceful resistance) has come...