A 17-year-old boy has been arrested — accused of holding a man and his young son at gunpoint during a Facebook Marketplace transaction.

It happened on Thursday, Dec. 15, in the 18000 block of U.S. 6.

Elkhart County Sheriff’s investigators say the juvenile stole the victim’s cellphone, keys and tried to steal the victim’s car, all in the presence of the victim’s 8-year-old.

The teen was arrested and was taken to the Elkhart County Juvenile Detention Center for felony robbery.