MONESSEN, Pa. (WPXI) — Fire and smoke billowed from two buildings in downtown Monessen Saturday morning. According to Westmoreland County 911, emergency crews were called to the 400 block of Donner Avenue at 9:10 a.m. The flames originally started in one building and spread to another, officials told our news partners at Channel 11. No one was reportedly injured. Crews from Westmoreland and Washington Counties worked on the blaze for over five hours. (Photo: Charleroi Fire Dept. Facebook Page)