Samuel Duran gives up after 9-hour standoff in California
                                
                                
                                    (Newser) -
                                    A suspect accused of shooting four officers as he tried to avoid arrest finally surrendered this morning after a nine-hour standoff with police in Roseville, Calif., reports  NBC News . A police robot sent into the house urging him to give up may have helped seal the deal. All of the...