1: "NCIS introduces new agent, Jessica Knight."

2: "Fans speculate on who can replace her."

3: "Meet Athena Karkanis as Knight's replacement."

4: "Her character brings a fresh perspective."

5: "But can she fill Knight's shoes?"

6: "Karkanis impresses with strong performance."

7: "Fans divided on Knight's replacement."

8: "NCIS writers navigate challenging transition."

9: "Knight's legacy lives on with new agent."

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