Investigators say Giovanni Vantaggiato confessed to the attack while under questioning . The bombing killed a teenage girl and injured five other people . TL;DR A man was arrested in connection with an explosion that rocked a suburban Philadelphia neighborhood on Saturday morning.
Investigators say Giovanni Vantaggiato confessed to the attack while under questioning . The bombing killed a teenage girl and injured five other people . The device exploded as students arrived for classes at the school in Brindisi .