Pakistani troops were deployed in the streets of this southern Pakistani city Thursday to try to curb rioting and vandalism that flared for a third straight day following a suicide bombing that killed 56 people at a Sunni Muslim prayer service. The deployments, the first here since Shiite-Sunni unrest in the early 1990s, took place hours before mass funerals for three leaders of the moderate Sunni Tehrik group who were among those killed in Tuesday’s attack, one of Pakistan’s deadliest ever. Full Story