Melania Trump's absence from Donald Trump Jr.'s wedding in the Bahamas has sparked fresh scrutiny of the Trump family's internal dynamics, after reports on 23 May said she and Barron Trump did not attend the intimate ceremony for the eldest Trump son and Bettina Anderson. Donald Trump Jr. and Bettina Anderson were married in a private ceremony on a Bahamas island on 23 May, with a small guest list that included Ivanka Trump, Eric Trump and Tiffa…