49ers mailbag: Is veteran help needed at wide receiver, safety amid injuries? – The Mercury News

49ers mailbag: Is veteran help needed at wide receiver, safety amid injuries?  The Mercury NewsWill the 49ers sign a veteran receiver? NFL insider weighs in  49ers Webzone3 Teams That Should Sign Amari Cooper  The Draft NetworkBleacher Report: The 49ers Should Sign Wide Receiver Keenan Allen  Sports Illustrated49ers predicted to explore 5-time Pro Bowler’s situation  Yahoo Sports