Writer Carmine Sabia took to Twitter after watching the press conference and was concerned about the US President.
He wrote: “I don’t care who you are, Joe Biden is not well.
“If you are watching this it is plain to see this guy is not well, this may be the worst performance I’ve ever seen.”
Mr Biden has repeatedly come under fire for his public appearances and statements as political pundits grow concerned over his ability to govern.
During an ABC interview on Wednesday, Mr Biden wrongfully claimed no one had died around Kabul airport despite at least 12 deaths being confirmed at the time of the interview.
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