Fenton, Mo (KSDK) -- Threeteens were taken into custody for allegedly setting an RV on fire which spread a mobile home in Jefferson County.
Saline Valley firefighters battled the fires in the 100 block of Flint Drive in the Arrowhead Mobile Home Park Wednesday morning.
Witnesses told NewsChannel 5 they saw teens running out of the RV when smoke was coming from it.
The fire chief would not comment on any possible cause of the fire and said the Jefferson County Sheriff's Departmenthas taken over the investigation.
The RV and mobile home were destroyed.
No one was living in the mobile home.