Federal prosecutors have asked a judge to send former baseball slugger Barry Bonds to prison. In court documents filed late Thursday, prosecutors objected to a recommendation by a federal probation officer that Bonds get only probation when he's sentenced for obstruction of justice Dec. 16. In the documents, prosecutors asked that Bonds be sentenced to 15 months in prison. Bonds, 47, was convicted in April of obstructing a grand jury's sports doping investigation with an evasive answer. Read more: http://espn.go.com/mlb/story/_/id/7334118/prosecutors-seek-15-months-prison-barry-bonds