Sen. Kamala HarrisKamala Devi HarrisOvernight Energy: Natural gas export project gets green light | Ocasio-Cortez says climate fight needs to address farming | Top EPA enforcement official to testify Sanders endorses Oakland teachers strike News media has sought to 'delegitimize' Tulsi Gabbard, says liberal journalist MORE is making a return trip to “The Late Show,” as speculation of a 2020 White House bid swells around the California Democrat.

Harris will sit down with Stephen Colbert on the CBS late-night show on Jan. 10, the network announced Thursday.

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Harris is poised to appear the same night as another guest with a political connection. Actor Bradley Whitford — who starred as fictional White House deputy chief of staff Josh Lyman on NBC’s long-running political drama, “The West Wing” — is also booked for next Thursday’s show.

Harris has been floated as a possible 2020 presidential contender in what is likely to be a crowded Democratic field. It won’t be the lawmaker’s inaugural appearance on Colbert’s show — she was also a guest last April.

Last month, a pair of prominent Democrats made headlines with their 2020 announcement on “The Late Show.”

After Colbert egged on Julián Castro, a former Housing and Urban Development secretary, about whether he would be running in the next presidential race, his twin brother, Rep. Joaquin CastroJoaquin CastroDems plan hearing on emergency declaration's impact on military Overnight Defense: Dems tee up Tuesday vote against Trump's emergency declaration | GOP expects few defections | Trump doubles number of troops staying in Syria to 400 On The Money: Dems set Tuesday vote on Trump's emergency declaration | Most Republicans expected to back Trump | Senate plots to avoid fall shutdown drama | Powell heading before Congress MORE (Texas) replied, “I’ll speak on his behalf here, he’s going to run for president.”