Investigators said the airspeed indicator of a plane that crashed was damaged for its last four flights. US authorities responded cautiously to suggestions of fleet-wide checks.
A Lion Air pilot made a radio alert minutes after takeoff due to technical problems, but they were overcome. The same jet crashed on another flight hours later, killing 189 people.
A law enforcement crackdown on reckless driving has yielded marginal results on the Yangon-Mandalay Expressway.
Scores of informal jade mine workers missing as slag heap gives way