Pakistan freed 190 hijacked train passengers held hostage Wednesday as the battle to free remaining hostages held by the militant group Baloch Liberation Army continued.

Security officials said more than 300 hostages were rescued, and the operation continued, but gave no details about the hostages killed.

Nearly 350 hostages have been rescued at the end of a deadly standoff between Pakistan’s military and armed militants who hijacked a train in the southwestern Pakistani province of Balochistan, a security source told CNN Wednesday.

ISLAMABAD (Reuters) - Pakistani forces have rescued 155 passengers from a train that was hijacked by separatist fighters in the southwest of the country, security sources said on Wednesday, while the government said an operation was underway to rescue dozens still held hostage.

Separatist militants fired at a passenger train in southwestern Pakistan on Tuesday, injuring a train driver, police and railway officials said.

Nearly 200 have been freed but the status of other passengers remains unclear as security forces continue to battle separatist militants.

The Pakistani government, facing a widening security crisis in the country’s restive southwest, has given little indication it intends to negotiate with the militants.

Pakistani security forces are carrying out a rescue operation to free dozens of passengers taken hostage by separatist militants who hijacked their train in the southwest of the country on Tuesday. Here is a look at what happened,