National Guard deployed to help fight raging California fire threatening thousands of homes  ABC NewsMan, 34, suspected of starting 33,000-acre Line Fire in custody  KTLA Los AngelesNorco man arrested for allegedly sparking devastating Line Fire in San Bernardino County  CBS NewsFire crews battle Bridge Fire as 34,000-acre blaze destroys homes, threatens Wrightwood  ABC7 Los AngelesMap: See where fires are burning in Southern California  NBC Los Angeles