Nova: D-Day’s Sunken Secrets (9pm, UNC-TV) - Submersibles, underwater robots and 3D mapping tools are used to discover, identify and plot the relics on the sea floor near Normandy, France, the site of the Allies’ D-Day invasion during World War II.
Also on tonight . . .
So You Think You Can Dance (8pm, Fox) - The 11th season of this dance competition series begins with the first round of auditions.
World Music Awards (8pm, NBC) - The annual gala honors the world’s best-selling recording artists, with performances expected by Mariah Carey, Miley Cyrus, Jason Derulo, Fall Out Boy and Flo Rida.
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One Night Only: An All-Star Comedy Tribute to Don Rickles (9pm, Spike) - Legendary comedian Don Rickles is saluted by fellow comedians and actors, including Jerry Seinfeld, David Letterman, Jon Stewart, Johnny Depp and Robert De Niro.
Motive (9pm, ABC) - A seemingly straightforward case of self-defense during a home invasion turns out to be more complicated than originally thought. Meanwhile, tensions flare when Cross asserts his authority and Angie pushes back.