Firefighters are battling a house fire in Renton with a possible grow operation inside. The fire broke out just before 4:00 p.m. Tuesday at a home on SE Petrovisky Road, near 116th Ave. SE. Crews arrived to find heavy smoke pouring out of the home as the fire spread to the attic. They moved to a defensive attack on the fire, due to possible hazards inside the home. So far there are no reports of injuries.