President Joe Biden defiantly insisted in an interview tonight with ABC News anchor George Stephanopoulos that he was the best and most-qualified qualified to run the country and beat Donald Trump. “I just had a bad night,” Biden repeatedly insisted as Stephanopoulos pressed him on voters’ concerns about his mental and physical state following his disastrous debate performance against his Republican rival, former president Donald Trump. Biden also refused to give a straight answer when Stephanopoulos asked him if he’d commit to taking an independent medical evaluation and releasing the results…