LOS ANGELES (Reuters) - A man accused of fatally shooting an aspiring rapper as he drove along the Las Vegas Strip, touching off a fiery crash that killed two other people, challenged his extradition back to Nevada from California on Monday. The man insisted through his defense lawyer that police or other authorities from Clark County, Nevada, be summoned to Los Angeles to identify him in court as the fugitive they seek in the February 21 shooting, 26-year-old Ammar Harris. ...