US military says has not been able to positively identify any bodies at scene of the helicopter crash in Nepal - @Reuters
US military says at this time cannot indicate factors that caused helicopter crash in Nepal, 'will determine cause of mishap' - @Reuters
US military says temporarily halting recovery efforts in Nepal at this time due to weather conditions - @Reuters
No indication' anyone survived Marine chopper crash in Nepal, US military official says; chopper had 6 Americans, 2 Nepalese on board - @NBCNews