Former NFL players react to Borland's retirement

Name: Former NFL players react to Borland's retirement
Uploaded: 2015-03-18T01:15:11Z
Duration: 1 min 18 s
Description: Former NFL players react after the San Francisco 49ers announced linebacker Chris Borland is retiring. Borland says he is retiring after a standout rookie season because of concerns about head trauma. (March 17)

Former NFL players react after the San Francisco 49ers announced linebacker Chris Borland is retiring. Borland says he is retiring after a standout rookie season because of concerns about head trauma. (March 17)