Firefighters battled another fire in south Toledo in the 1400 block of Colton near Spencer Saturday.
Investigators say the firefighter fell through a hole in the floor and was taken to the hospital for treatment.
Firefighters say the vacant house was fully engulfed in flames when they arrived and that the home was intentionally set on fire.
Detectives say 43-year-old Henry Lee Jackson set a fire in south Toledo Thursday morning. Also, police say they received a tip that Jackson may have been involved in other arsons.
Toledo police have arrested 42-year-old Henry Lee Jackson Thursday in connection to a suspicious fire on Thayer Street in south Toledo.