Cops investigating a mass shooting at an Ohio music festival on Monday took a teenager into custody for questioning, according to his father. The unidentified 18-year-old male was brought in regarding Saturday’s shooting at the Old West End Fest in Toledo that injured 12 people, reported WTVG . Cops were seen executing a search warrant at a home in the city at around 1:30 p.m. Monday, the outlet reported earlier . Forensics teams were seen erecting a blue tent at the property, where the