Two men on the run after attempting to rob armored bank truck on West Side, police say

A bank truck robbery attempt turned into a shootout on the West Side on Saturday morning. According to police, the guards were unloading the ATM when one of them noticed two men were approaching, armed with guns. The guards said they felt threatened and fired gunshots first. The suspects then returned fire at least twice before taking off on foot. The men left empty-handed and no injuries were reported. Police officers were searching the area with a K9 unit and helicopter; however, they still have not been located. The investigation continues.