A soldier helps freed passengers at a railway station that has been turned into a makeshift hospital in southwestern Pakistan on March 11. (AFP)
ADNAN AAMIR
ISLAMABAD -- Pakistani separatists have hijacked a passenger train in the first such attack in a country that has been locked in a cycle of militant violence. Attackers wearing suicide vests were reportedly sitting among passengers taken hostage on Tuesday. Dozens of militants and security forces are believed to have been killed in the unfolding crisis.
Here are five things to know about the hostage-taking: