The biggest mistake Kamala Harris made during her three-month campaign against Donald Trump has been revealed. Voters disclosed in an exclusive DailyMail.com/J.L. Partners national survey that the vice president should have distanced herself from President Joe Biden sooner. According to the poll of 1,000 likely voters, her 'biggest blunder' is that she would 'not change anything' from the Biden administration. Harris was asked on The View last month about what she would change about Biden's presidency. 'There is not a thing that comes to mind,' Harris responded. Harris defended the president's record and added: 'I've been a part of most...