Around the remote: Chuck Barney's TV picks for May 15-21

DON'T MISS: "NCIS" season finale - Break out the tissues. Fans of broadcast television's most popular drama are forced to bid farewell to another beloved character. This time it's charismatic agent Anthony "Tony" DiNozzo, played by Michael Weatherly for 13 seasons. He'll take his leave in an episode tied to an international manhunt for an escaped British spy. 8 p.m. Tuesday, CBS. …