Survivors of Pakistan's train hijacking recount the harrowing experience / Pakistan links train hijacking to 'Afghan handlers' and Indian mastermind / Pakistan hints at India role in deadly train hijacking / 'Killed in front of our eyes': How the Pakistan train hijacking unfolded / Video: Questions in Pakistan over train hijacking / 'They took soldiers, executed them': Survivors recall Pak train hijacking ordeal / Pakistan train hijack ends in horrific bloodshed as terrorists 'murder 21 hostages' / 'A rain of rockets and bullets': Survivors of Pakistan's train hijacking / Pak train hijack: 'BLA militants were in contact with masterminds in Kabul' / Who are the BLA - the group behind Pakistan's deadly train hijack?