India, July 9 -- US President Donald Trump boarded the Boeing 747, a newly-gifted aircraft by Qatar, as he began his journey to Ankara, Turkey, for the NATO Summit on July 7. However, he unexpectedly left Turkey on Wednesday aboard the older baby blue Air Force One instead of returning on the same aircraft.

The switch sparked speculation about possible "security concerns," with reports suggesting the Qatar-gifted plane lacked some security features, particularly as the US launched fresh strikes against Iran, which borders Turkey, AFP reported. Follow LIVE updates on US-Iran war

Trump, however, firmly denied that security concerns had anything to do with his decision to use the older Air Force One for the return journey. According to the...