VIDEO: Crews conduct controlled demolition of Baltimore bridge wreckage

BALTIMORE (AP) — Crews conducted a controlled demolition Monday to break down the largest remaining span of the collapsed Francis Scott Key Bridge in Baltimore.The explosives flashed orange and let off plumes of black smoke upon detonation, and the span crumpled into the water in seconds. The longest trusses toppled away from the grounded Dali container ship and slid off its bow, sending a wall of water splashing back toward the ship.Explosive charges are detonated to bring down