ANOTHER Democrat publicly calls for Biden, 81, to drop out and reveals his replacement… as White House erupts in chaos over Parkinson's expert visits

President Joe Biden‘s future in the 2024 race could be decided this week as Democrats return to Washington for the first time since his disastrous debate sparked calls for him to step aside.

The clock is ticking for the 81-year-old’s as he faces brutal questions of whether he is up for the job and if he is capable of beating Donald Trump in November.

On Monday morning, he sent a letter to Democrats in Congress saying he will stay in the race ‘until the end’, and insisted he is still the man to beat Trump. He rejected press speculation and said voters wanted him on the ticket, despite polls that say otherwise.

The desperate Biden then went on MSNBC’s Morning Joe to laugh off suggestions he…