“NCIS” (8 p.m., CBS): The seventh season of “NCIS” begins with the team

“NCIS” (8 p.m., CBS): The seventh season of “NCIS” begins with the team dealing with the loss of Ziva, while Gibbs gives the go-ahead to search for a replacement. The episode airs just ahead of the new spin-off series, “NCIS: Los Angeles.”