Joe Biden has said he is “not blind” to concerns about his age but has told critics it is “time to end” speculation about his future in the US presidential race.
In a letter to Democrats in Congress, the US president said he was “firmly committed” to his re-election campaign and vowed to remain in the contest against Donald Trump.
“I want you to know that despite all the speculation in the press and elsewhere, I am firmly committed to staying in this
race, to running this race to the end, and to beating Donald Trump,” Biden wrote.
There have been concerns about the health and capability of the 81-year-old president after a shaky performance in a debate with Mr Trump last month.
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