Pakistan's military spokesman said on Friday the death toll in a train hijacking in the country's southwestern mountains had risen to 31 and he repeated accusations that neighbouring India and Afghanistan backed the militants who carried it out.

The BLA is one of the largest militant outfits demanding independence for Balochistan. It is designated as a terrorist group by Pakistan as well as the US.

A passenger train, Jaffar Express, was attacked in southwestern Pakistan's Balochistan province on Tuesday, injuring the train driver and leading to h.