Investigators have downloaded the flight recorder data from the Air India Boeing 787 Dreamliner that crashed on June 12, killing 260 people. This marks a crucial step toward understanding the cause of the disaster,

AAIB-led probe is already being assisted by representatives from the US National Transportation Safety Board (NTSB), plane maker Boeing, and engine manufacturer GE, and there was no question of intern

India would not allow a UN investigator to join a probe of a crashed Air India jet that some safety experts had criticized for delays in analysis of crucial black box data, two senior sources familiar with the matter told Reuters.