The San Francisco 49ers have activated All-Pro inside linebacker NaVorro Bowman to the 53-man roster from the reserve/physically unable to perform list. To make room for Bowman, the team placed tight end Vance McDonald on season-ending injured reserve. Read more http://espn.go.com/nfl/story/_/id/1...tivate-navorro-bowman-place-vance-mcdonald-ir