A teenage boy is expected to survive after being shot yesterday in Modesto. Police say the 17-year-old from Modesto was shot in the mouth while riding in his friend€™s car. Police say four Hispanic males were walking on a sidewalk, saw the 17-year-old victim and one of them fire the shot. 21-year-old Juan Lopez and three 17-year-old juveniles were arrested. Lopez was booked into the Stanislaus County Jail. Investigators say the shooting may have been gang related.