Dallas police said Tuesday early tests connect a former Utah state trooper to Monday's series of rush-hour shootings in Garland and Dallas. Two people were killed and another was injured in the shootings Monday evening. Dallas police said they think Brian Smith, 37, a former Utah trooper who shot himself early Tuesday morning during a standoff in Garland, shot and killed a big-rig driver in Dallas. They declined to comment on the other death in neighboring Garland because it was outside their jurisdiction. "I certainly believe that he is going to be linked to the Dallas offenses -- the three...