BROWNSVILLE, Brooklyn — Mike Yung’s time has finally come. The 58-year-old has been singing in subway stations all over the city for more than 38 years. Yung now has an agent, a manager, an album and and is about to embark on a 22 city tour including an October 24 gig at the Bowery Ballroom in Manhattan. He credits social media for his skyrocketing rise to fame after close to four decades of underground obscurity. His future manager saw him […]