Man who sought to expose sexual predators fatally shot during argument in Detroit-area restaurant

A 40-year-old Detroit-area man who posed as a 15-year-old girl on social media to identify alleged sexual predators has been fatally shot during an argument in a restaurant. Police arrested two males, ages 17 and 18, Saturday in Friday night's slaying of Robert Wayne Lee of Pontiac, the Oakland County Sheriff's Office said. Lee had gone by the name “Boopac Shakur” on social media.