Washington DC, May 22 -- Dismissing questions about the Pentagon's recent announcement to modify a Qatari Boeing 747 as a future Air Force One, US President Donald Trump on Wednesday (local time) slammed the NBC reporter who made the question, calling him "terrible" and "not smart enough" to do his job.

Trump, during a tense meeting with South African President Cyril Ramaphosa at the White House, accused the reporter of diverting attention from more pressing issues, such as the violence and racist laws against white farmers in South Africa.

The US President suggested that NBC and Brian Roberts, its parent company's CEO and chairperson, should be investigated for their operations, branding the network a "disgrace"."What are you talking a...