AltamontOn the street, they say there are only three ways out of heroin addiction: death, prison or take a maintenance drug such as methadone for the rest of your life.Emmanuel Donato is desperately searching for a fourth way out.The 33-year-old former heroin addict, one-time narcotics dealer and ex-convict wonders why he is still alive after being rushed to the emergency room and nearly dying from an overdose and being robbed at gunpoint while he sold heroin to fuel a habit that had spiraled out of control.Clean for five years, he believes he may have survived to serve a larger purpose.