Myanmar quake death toll passes 1,600

• 2,900 buildings, 30 roads, seven bridges damaged, says opposition
• China, India send aid; Russia, Malaysia, US, Singapore, South Korea not far behind
• Authorities in Bangkok struggle to find workers trapped under rubble

BANGKOK: Myanmar’s military rulers let in hundreds of foreign rescue personnel on Saturday after an earthquake killed more than 1,600 people, the deadliest natural disaster to hit the impoverished, war-torn country in years.

Friday’s 7.7 magnitude quake...