“Mr. Lemon talks about shooting whites a lot! He watches radical stuff during class. I am scared he will do something… he is crazy.” BRIDGEPORT - Harding High School was put in lockdown Wednesday after police said a school employee threatened to go on a killing spree.Carl Lemon, 63, an in-school suspension coordinator, was charged with second-degree threatening and breach of peace and and was later released on $5,000 bond.