By Maya Lau, Hannah Fry, Matt Stiles and James Queally, Los Angeles Times (TNS) LOS ANGELES — A Utah man has been arrested in connection with the shooting of a Los Angeles County sheriff’s deputy Monday night, and may have been involved in a killing less than an hour earlier in Los Angeles, officials said Tuesday. Rhett Nelson, 30, of St. George, Utah, was detained in Long Beach shortly after he called