(The official twitter page of the Lebanese General Security Directorate via AP) This photo released on the official twitter page of the Lebanese General Security Directorate, shows Maj. Gen. Abbas Ibrahim, right, chief of Lebanese General Security Directorate, and Nizar Zakka, left, a Lebanese citizen and permanent U.S. resident who was released in Tehran after nearly four yeas in jail, aboard the flight from Iran to Lebanon, Tuesday, June 11, 2019. Iran’s Revolutionary Guard detained Zakka in 2015 after he attended a conference in Tehran on the invitation of one of the country’s vice presidents. He was convicted of spying and sentenced to 10 years in prison.