A man robbed a First Bank in northern Colorado Springs Friday, police said

The robber entered the bank at 2790 Briargate Blvd. shortly after 11:30 a.m. dressed in full military fatigues and demanded cash from the teller, police said.

The man ran before police arrived.

Police did not specify how much cash the man escaped with, or if he had a weapon.

The robbery is under investigation, officers said.