He still refuses to acknowledge his defeat four years ago, so it is no great surprise that Donald Trump is laying the groundwork to contest another election if he loses again. But the stream of ambitious Republicans joining him in declining to commit to the outcome is raising concerns of a repeat of the chaos around 2020 as America prepares for a rematch between Trump and Joe Biden in November. Many have designs on the vice president's job, including Florida Senator Marco Rubio , who told NBC on Sunday he would not accept an "unfair" election and accused Democrats of having "opposed every Republican victory since 2000.

" Rubio was referring to the grudging reactions to their defeats of the John Kerry and Hillary Clinton camps in 2004 and 2016 -- but both candidates conceded in a timely fashion and made way for peaceful transfers of power. Trump claimed that the 2020 election was "rigged" and spearheaded a concerted campaign to sow doubt about his loss to Biden via multiple baseless conspiracy theories that inspired the storming of the US Capitol by his supporters. Years of investigation and more than 60 lawsuits uncovered no evidence of significant malpractice, yet as recently as Friday Trump claimed falsely that he had won a "landslide" in Minnesota, a state he lost by more than 200,000 votes.

- 'If everything's honest' - Meanwhile, the alleged criminal scheme to overturn the 2020 result that ran parallel to Trump's deluge of misinformation has landed him with federal and sta.