Yoselyn Ortega, Nanny Who Killed 2 Children, Is Sentenced to Life in Prison. Ortega, Yoselyn, Murders, Attempted Murders and Homicides, Krim, Leo, Krim, Lucia, Krim, Marina, Krim, Nessie, Van Leer-Greenberg, Valerie, Carro, Gregory, Upper West Side (Manhattan, NY)