Former President Donald Trump, who has largely shied away from public events since the presidential debate in Atlanta, appeared on Sean Hannity’s Fox News program on Monday for a lengthy discussion about President Joe Biden’s broadly perceived loss in the debate and the concerns among the punditry and within his own party over his cognitive health. Trump, who has himself raised mental health alarms with his rally ramblings about shark attacks and boat batteries, went into a lengthy rant in which he speculated that Biden’s son Hunter was the mastermind behind his administration. “It looks to me…