A Guantanamo Bay detainee released by President Obama’s administration in 2014 and resettled in Uruguay has gone missing, sparking a warning from one South American airline to employees to be on the lookout. A spokesman for Avianca Airlines in Sao Paulo, Danilo Alves, said the alert was primarily for airport workers and refused to provide more details, the Associated Press reported.

But as Fox News reported, the alert, initially issued internally at the airline, was then published by an Argentine news portal, Infobae, along with the specification the ex-Gitmo detainee, Abu Wa’l Dhiab, could be using a fake passport. Infobae also cited the source of the alert as Brazil’s anti-terrorism police. FULL REPORT