HOLLISTON (CBS) – Several Holliston schools were placed in lockdown while police searched for two men who robbed a nearby bank.

TD Bank in downtown Holliston was robbed Tuesday around 1:30 p.m.

Police only called it an “active investigation” and asked residents not to call the station to ask about the incident in order to keep phone lines open.

Police investigate a bank robbery at TD Bank in Holliston. (WBZ-TV)

Holliston schools said in a statement that two suspects are at large.

As a result, Adams Middle School, Miller Elementary School and Placentino School were placed in lockdown “out of an abundance of caution” at 2 p.m.

The lockdown was lifted at 2:45 p.m.

TD Bank was marked off by police tape following the robbery.