Trump's youngest is a bit of a mystery. A handshake with Biden at inauguration spurred many theories. Here’s what Barron said ...

First son Barron Trump was “very respectable” when he crossed paths with former President Joe Biden at the Capitol Rotunda ...

Donald Trump's son and the former President endured intense online speculation in January following their interaction.

At Donald Trump's inauguration, the public noticed that Barron Trump shook Joe Biden's hand and said something in his ear.

President Donald Trump’s youngest child went viral on inauguration day earlier this year when he shook outgoing President Joe ...

Eric Trump revealed that Barron Trump told Joe Biden, "Congratulations and best of luck to you," during inauguration event.

A brief handshake between Barron Trump and Joe Biden sparked widespread speculation earlier this year. The moment went viral ...

Barron Trump’s small talk with former President Joe Biden was “very respectable” during his father’s inauguration in the ...

ABC News presents live coverage of Joe Biden's inauguration today. Watch on TV, our website or on our streaming apps for Apple TV, Android TV, Fire TV and Roku. WASHINGTON -- The world's eyes will be ...