Wednesday on TV

NBA playoffs: Spurs at Suns (7 p.m., TNT)

Secrets of the Dead (7 p.m., Ch. 7): A look back at Japan's plans to create an aircraft carrier submarine that would attack the United States and blow up the Panama Canal during World War II.

The Middle (7:30 p.m., Ch. 4): Frankie does most of the work on Mother's Day.

Criminal Minds (8 p.m., Ch. 2): A serial killer leaves clues to his last victim's location, then commits suicide.

Modern Family (8 p.m., Ch. 4): The whole family goes to Hawaii to celebrate Jay's birthday.

Mercy (8 p.m., Ch. 5): Sonia is threatened by a stalker.

Live From Lincoln Center (8 p.m., Ch. 7): Violinist Itzhak Perlman, pianist Emanuel Ax and cellist Yo-Yo Ma perform.

American Idol (8 p.m., Ch. 13): Another hopeful is eliminated.

Cougar Town (8:30 p.m., Ch. 4): Grayson and Jules consider changing their relationship.

CSI: NY (9 p.m., Ch. 2): A murder investigation leads to underground ultimate fighting.

Happy Town (9:01 p.m., Ch. 4): Tommy makes a shocking discovery about the identity of Jerry Friddle's murderer.

Law & Order: SVU (9 p.m., Ch. 5): A pregnant rape victim disappears.