KYAUKSE, Myanmar The death toll from a huge earthquake that hit Myanmar and Thailand passed 1,000 on Saturday, as rescuers dug through the rubble of collapsed buildings in a desperate search for survivors. The shallow 7.7-magnitude quake struck northwest of the city of Sagaing in central Myanmar in the early afternoon, followed minutes later by a 6.7-magnitude aftershock. The quake destroyed buildings, downed bridges, and buckled roads across swathes of Myanmar, with massive destruction seen in