Trump speaking the NRA meeting on SaturdayJustin Sullivan/Getty ImagesDonald Trump hinted at extending his presidency for a third term at an National Rifle Association meeting.It was the former president's ninth time addressing the US's top gun lobby.The speech ended with a pessimistic monologue from Trump set against dramatic music.Donald Trump hinted at extending his stay in the White House to a third term if he wins in November.Speaking to a crowd at the National Rifle Association (NRA) annual meeting in Dallas on Saturday, he said: "You know, FDR 16 years — almost 16 years — he was four terms.