Donald Trump insisted Sunday that he is “doing really well in the presidential race” and “leading in almost all of the real polls,” while simultaneously lashing out at “low self esteem leakers” on his team. Trump, who earlier in the day caught flak from his own supporters for insisting all of Vice President Kamala Harris’ rallies are faked using artificial intelligence, took to social media to push back against those who claim his 2024 presidential campaign is flailing. ALSO READ: 21 worthless knick-knacks Donald Trump will give you for your cash Want more breaking political news? Click for th…