Tucson Fire Department responded to a shed fire in the 200 block of East Prince Road around 7 p.m. Thursday, according to Captain Andy Skaggs of TFD.
The shed was in the backyard of a home and multiple passers-by called 9-1-1 after seeing heavy smoke and flames.
It took crews 13 minutes to contain the fire.
No one was hurt and investigators are on scene working to determine the cause.