Terrorists in explosive vests have reportedly threatened Pakistan train passengers' lives if officials refuse to release imprisoned militants.

The Baloch Liberation Army, a separatist group, is campaigning for an independent Balochistan, seeking to break away from Pakistan.

The Taliban denied Pakistan's claim that Afghanistan-based militants were involved in the Balochistan train hijacking. The Baloch Liberation Army claimed responsibility. Pakistani officials said attackers communicated with handlers in Afghanistan,