Randall Lang was a Starfleet helmsman who served aboard the USS Centaur. Lang was at the helm of the Centaur when it was attacked by two Jem'Hadar fighters in 2374. (DS9 - The Dominion War novelization: Call to Arms...) Fitzgerald was aboard the Centaur for a mission to the Argolis Cluster and served during Operation Return. (DS9 - The Dominion War novelization: ...Sacrifice of Angels)