Six Flags has closed some popular roller coasters after a man died on a ride outside Atlanta. ⁠ ⁠ One of those closed coasters is in New Jersey: Nitro at Six Flags Great Adventure is closed for now. It's facing new safety scrutiny after a man lost his life when he was thrown off a similar coaster in Georgia. ⁠ ⁠ #coaster #nj #sixflags #nbc4ny