Article continues below advertisementDonald Trump's niece Mary Trump is sharply criticizing the president over his son Barron Trump's alleged connection to controversial influencer Andrew Tate, calling her estranged uncle "disgraceful" and "despicable" in a new video.In a post shared on her Mary Trump Media YouTube account, Mary addressed reports linking Andrew - a self-described misogynist influencer facing serious criminal charges - to the Trump family.