The estranged husband of a well-known Salt Lake City restaurateur and LGBT pioneer who died in a house fire over the weekend has been arrested on suspicion of murder and arson, authorities said. Craig Crawford, 47, was booked after the blaze on Sunday killed 72-year-old John Williams, the owner of the popular Market Street Grill and other restaurants. The fire occurred less than three weeks after Williams filed for divorce from Crawford and sought a temporary restraining order that was rejected, court records show. …