The gas leak that caused some downtown Louisville buildings to be evacuated Tuesday has been positively identified. Video in the player above is from when buildings were evacuated Tuesday. Sign up for our Newsletters Mayor Craig Greenberg said Wednesday that it is safe to return to all buildings in downtown Louisville.

Officials then declared a Level 2 Hazmat emergency and evacuated several buildings in the area, from 5th Street to 6th Street and Jefferson and Market streets. About 40 Louisville firefighters responded, including two Hazmat crews and eight units, Cooper said.

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Several buildings in downtown Louisville, including Metro Hall, were evacuated Tuesday morning as firefighters investigated a gas leak in the area.

Longtime MSNBC host Rachel Maddow sounded off during a Monday night broadcast of “The Rachel Maddow Show” on the network’s major line-up changes, which saw the exit of anchor Joy Reid. “Joy Reid’s show, ‘The ReidOut,’ ended tonight. And Joy is not taking a different job in the network. She is leaving the network altogether …