Who was murdered?
On 9-1-1 Season 3 Episode 7, a murder weapon from the early '90s resurfaced and Athena was shocked that it was a case close to her.
Thanks to the power of the flashback, we returned to 1989 to find out how Athena joined the LAPD and what paved the way for her to become the officer she is today.
With rumors swirling about her part in the case, Athena turned to Bobby for support.
Meanwhile, Buck had another decision to make after returning to the Firehouse.
What was it?
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Paul Dailly is the Associate Editor for TV Fanatic. Follow him on Twitter.