Complex sentence: Shero's "Fog" nickname was also re-established during the year following a game at the Omni Coliseum in Atlanta when he left the arena through a door with no re-entry and became locked outside prior to the post-game press conference.
Split into simpler sentences: Shero's "Fog" nickname was also re-established during the year following a game at the Omni Coliseum in Atlanta. When Shero left the arena through a door with no re-entry and became locked outside prior to the post game press conference.