Who is Tommy Vega?
Gina Torres debuted on 9-1-1: Lone Star Season 2 Episode 1, and her character made her presence felt after a wild first day on the job.
Meanwhile, Owen was reunited with ex-wife after T.K.'s harrowing ordeal, leading to some personal revelations.
Elsewhere, The 126 responded to a military tank on the loose and a human pile-up at the roller derby.
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Paul Dailly is the Associate Editor for TV Fanatic. Follow him on Twitter.