MUSKOGEE, Oklahoma, March 15 -- The office of the U.S. Attorney for the Eastern District of Oklahoma issued the following news release: The United States Attorney's Office for the Eastern District of Oklahoma announced that Robert William Rainford, age 51, of Muskogee, Oklahoma, was sentenced to life in prison for one count of First Degree Murder in Indian Country. Rainford also received a consecutive sentence of 10 years for using a firearm to commit the offense. The charges arose from invest  more