(CNN) -- Police have arrested three people after a hostage situation at the National Bank of Greece on Monday, authorities said.
Three gunmen went into the bank around 12:30 p.m. (5:30 a.m. ET). Police apprehended two of them, authorities in Athens, Greece said, but a third gunman held three hostages for awhile.
The third gunman was arrested later and the hostages were freed, Athens police said.