Royals get IF Yamaico Navarro and pitcher Kendal Volz.
He's sucked this season, but in his two full seasons (2008, 2010), he hit over .300. He's a capable contact hitting utility guy. Red Sox have had a lot of injuries in the infield, so it doesn't hurt.
Boston Red Sox send Yamaico Navarro to Kansas City Royals, acquire Mike Aviles - ESPN Boston