This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated.CLEVELAND, Ohio – A fire that injured a Cleveland firefighter on April 29 has been ruled an arson. A firefighter broke his leg while fighting the fire at a vacant home on E. 66th and Selma Ave around 9 p.m. that night. Chief Angelo Calvillo says the firefighter who was injured is a lieutenant and a 23-year veteran. According to Calvillo, he had surgery recently and is at home recovering from that. Calvillo joined Mayor Frank Jackson and the City of Cleveland in asking for people to come forward with tips. The State Fire Marshal Blue Ribbon Board, Cleveland Firefighters Local 93 and Crime Stoppers are promoting a reward of up to $10,000 for information leading to an arrest. If you have information that can help, call Crime Stoppers at (216)252-7463.