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He will comfort you

It’s more than a little daunting to cover “She’s Always a Woman” in Billy Joel’s favorite playground, but the star of “Josh Groban BRIDGES: In Concert from Madison Square Garden” pulls it off. Expect to be equally dazzled by his take on Paul Simon’s “Bridge Over Troubled Water.” Idina Menzel and Jennifer Nettles stop by to harmonize.

7 p.m., TPT, Ch. 2

Under African skies

Kate Beckinsale had never done a TV series before signing up for “The Widow,” a drama about a woman combing the Congo for her supposedly deceased husband. But she just couldn’t resist playing a character described in the first episode as someone “trying to climb K2 in a thunderstorm.” Sounds almost as challenging as dating Pete Davidson.

Now streaming on Amazon Prime

The witching hour

“America’s Hidden Stories” offers an advance history course that delves deep into everything from the true birthplace of the Spanish flu to a supposed spy network that contributed to the bombing of Pearl Harbor. The new series kicks off a search for the long-lost site of the Salem witch hangings.

7 p.m., Smithsonian Channel

Neal Justin