ALAMEDA – Nnamdi Asomugha pulled into Raiders headquarters on Friday afternoon, quite possibly for the final time.
Programming note: Watch Nnamdi Asomugha's retirement press conference Friday at 3 p.m.
Programming note: Watch Wednesday's 49ers press conference with head coach Jim Harbaugh and DL Glenn Dorsey streaming live
The 49ers on Monday waived veteran Nnamdi Asomugha, who lost his role as the No. 3 cornerback to Tramaine Brock after three games, a league source said.