Two men are facing charges after Lethbridge police say an explosive was set off in an alley early Saturday morning.
Police were called to the scene in the area of 9 Avenue and 17 Street S. at about 1:00 a.m. for reports of a gunshot.
Responding officers found the remains of a small explosive device that had been set off.
No one was injured and no property was damaged as a result.
Two men were arrested after a subsequent investigation.
Lethbridge police continue to investigate the incident.