NFL preseason (6 p.m., ESPN): New York Jets at Baltimore Ravens
Great American Road Trip (7 p.m., Ch. 5): A winner is declared in this "Amazing Race"-wannabe that not much of anybody has been watching.
The Closer (7 p.m., TNT): In the "summer finale" — an episode directed by series star Kyra Sedgwick's husband, Kevin Bacon — the squad goes on the trail of a Ninja-costumed killer. (The next new episode airs in December.)
History Detectives (8 p.m., Ch. 7): One of this week's mysteries relates to Japanese balloon bombs from World War II.
Raising the Bar (8 and 10 p.m., TNT): Jerry's client is a pregnant woman addicted to heroin.
Big Bang Theory (8:30 p.m., Ch. 2): This is the episode that expands on a longtime tradition, creating Rock-Paper-Scissors-Lizard-Spock. (Repeat)
The Secret Life of the American Teenager (9 p.m., ABC Family): Grace makes a big impression on Adrian.
Nurse Jackie (11:30 p.m., Showtime): In the season finale, Eddie learns the truth about Jackie's family.