Article continues below advertisementThough one of Barron Trump's fellow New York University classmates described him as an "oddity" on campus who didn't seem to have many friends, his father, President Donald Trump, insisted his youngest child is thriving.In a new YouTube vlog from granddaughter Kai Trump, the two chatted about Barron as they rode a golf cart during their day on the greens.Article continues below advertisementDonald Trump Gives Update on Son Barron Source: @kaitrumpgolfer/instagramDonald Trump told granddaughter Kai that Barron is 'doing good.