President Joe Biden began the morning by launching a campaign to ridicule Donald Trump for having limited availability for presidential debates. Trump and his surrogates have spent the past several weeks complaining that the presumptive GOP nominee is being taken off the campaign trail to face the criminal trial in Manhattan around the falsification of business records for the hush money scheme. There is one weekday when Trump has the day off because the judge volunteers to run a special court for the mentally ill. Despite complaints he wants to be on the campaign trail, Trump has spent the pa…