Structure fire reported in Chino Hills

A structure fire was reported at approximately 3:20 a.m. on Wednesday Jan. 7 on the 6700 Block of Mystic Canyon Drive in Chino Hills. Firefighters noted light smoke and found a fire in the garage wall with some extension into the second floor. Units were able to limit the spread of the fire to the to the garage wall and the subfloor of the guest room on the second floor. No injuries were reported. The cause of fire appears to be accidental.