An illegal immigrant who once served as an aide to Rep. Alexandria Ocasio-Cortez, D-N.Y., has reportedly self-deported to Colombia, praising the "freedom of movement" in the South American nation after working in Congress despite being in the country illegally. Diego de la Vega was born in Ecuador and immigrated to the United States as a 7-year-old in 2001 on a visitor’s visa that he overstayed, Migrant Insider reported. The news raises thorny questions about his employment status for the Queens-based congresswoman. "It’s bittersweet. I hadn’t left the country in 23 years — from age seven to age 30," de la...