Biden asked the invisible man to stop jumping behind him

US President Joe Biden, during a speech, turned to an invisible interlocutor behind his back and asked him not to jump. The incident took place at the University of Ulster in Northern Ireland, where the politician is currently visiting.

As seen in the published footage, Biden suddenly interrupted his speech and turned around. Then he looked up, pointed at something above his head with his finger and asked someone who was not visible to the audience and journalists to stop jumping.

After the head of the White House apologized for being forced to turn his back on the audience, and continued his speech.