Postelection violence throughout Iraq over the past two days that killed more than 150 mostly Shiite civilians is straining talks intended to forge a new coalition government, say politicians close to the negotiations continuing between newly elected Shiite, Sunni Arab, and Kurdish politicians. Thursday one official with the largest Shiite political party watched images from the aftermath of a suicide bombing in the Shiite holy city of Karbala, his hometown, that killed at least 50 people and wounded 69. The bomber blew himself up near the shrine of Imam Hussein, whose death during a battle in Karbala cemented the Sunni-Shiite split. Full Story