Anbar Sunnis vow 'revenge on Al-Qaeda' after slaying of sheikh Compiled by Daily Star staff September 15, 2007 Thousands of Sunni Arabs in Iraq's Anbar Province vowed Friday to avenge the death of their leader, Abdel-Sattar Abu Risha, a key US ally who was killed in a suspected Al-Qaeda bomb attack on Thursday. In violence around Iraq Friday, a truck-bomb attack killed four policemen and wounded five others about 250 kilometers north of Baghdad, while US and Iraqi forces killed three suspected insurgents in a helicopter raid in Anbar Province. Angry and grieving mourners carried Abu Risha's body to a...