JACKSON, Mississippi, Dec. 19 -- The office of the U.S. Attorney for the Southern District of Mississippi issued the following news release: An indictment was unsealed yesterday in the Southern District of Mississippi charging former Mississippi State Capitol Police Flex Unit officer Jeffery Walker with felony deprivation of rights under color of law. According to court documents, Walker used excessive force against a handcuffed arrestee, identified as E.S., including the use of dangerous weap more PR