NFL: NaVorro Bowman announces his retirement
49ers training-camp report: Reuben Foster's shoulder 'will never be good as new.'
49ers' NaVorro Bowman on competition: 'I won't be on the sideline'
49ers training camp: After NaVorro Bowman injury, Patrick Willis at helm of banged-up defense - Sports Illustrated
NaVorro Bowman's Road to Recovery Continues at 49ers Training Camp
San Francisco 49ers: Notes and Quotes from Week 1 of Training Camp, News, Scores, Highlights, Stats, and Rumors
2014 NFL Pro Bowl roster: 49ers players react to selection - Niners Nation
49ers training camp: Another key safety injured
San Francisco 49ers: Breaking Down NaVorro Bowman's Rehab Timetable, News, Scores, Highlights, Stats, and Rumors