想起13年的HerA swan song is the final performance of an actor, singer, composer, poet, or the like. According to folklore, swans sing most beautifully before they die, and hence this phrase came to be used to describe someone who was leaving in style.
Chloe, when you first came to CTU, I never thought it was going to be you that was going to cover my back all these years. And I know that everything that you did today was to try and protect me. I know that. Thank you. Good luck, Jack