By Steve HollandWASHINGTON, Aug 12 (Reuters) - A threat that Air Force One could be targeted by a shoulder-fired missile prompted the Secret Service to secretly move President Donald Trump onto an unmarked government jet during a trip to Turkey last month, a person briefed on the matter said on Wednesday.

United States President Donald Trump was reportedly moved onto a smaller military aircraft during his journey from Turkey to Britain last month as security officials sought to…

The president was quietly whisked away and flown on board the smaller Boeing C-32A instead of the larger jet that usually serves as Air Force One.