One time when I was depositing money at the bank, some robbers came in and held us at gun point. It is the scariest situation of my life.
were you held hostage?
I was, they wouldn't let anyone go until the bank teller gave them money.
Hostage
A hostage is a person seized by a criminal abductor in order to compel another party such as a relative, employer, law enforcement or government to act, or refrain from acting, in a certain way, often under threat of serious physical harm to the hostage(s) after expiration of an ultimatum. The 1911 edition of the "Encyclopædia Britannica" defines a hostage as "a person who is handed over by one of two belligerent parties to the other or seized as security for the carrying out of an agreement,
for the officers to keep their distance while trying to apprehend the suspects. 
The second officer—who had confronted the bank robbers the first time they had robbed the bank—held a semi-automatic rifle and stood in their way, getting within a few feet of them at one point. He yelled repeatedly at them to drop their weapons, let the women go, and get on the ground. A witness and the officer both recalled the women screaming frantically. Two of the suspects looked like they wanted to comply