President Trump defended Saudi Arabia's crown prince saying he ‘knew nothing' about the murder of journalist Jamal Khashoggi. The CIA previously concluded that the Saudi leader approved the killing. NBC News' Garrett Haake reports.
ABC News' Mary Bruce asked President Donald Trump and Saudi Crown Prince Mohammed bin Salman about journalist Jamal Khashoggi's murder and the anger of some 9/11 families over the White House visit.