CNN  —  An American Air Force veteran has been released from imprisonment in Venezuela, a US official and the man’s family said in a statement Tuesday. Joseph St. Clair was released to US special envoy Richard Grenell, the family statement said. St. Clair had been detained since November and was one of nine Americans declared wrongfully detained in Venezuela. “This news came suddenly, and we are still processing it — but we are overwhelmed with joy and gratitude,” Scott and Patti St. Clair said.