Justin Smith's Injury? Harbaugh Playing With Pete Carroll Through Media

The heart and soul of the 49ers' defense, Justin Smith, may or may not be injured, and that gives head coach Jim Harbaugh the perfect opportunity to provide a bit of uncertainty to the Seahawks/49ers game on Sunday night.

49ers: Pete Carroll Responds to Jim Harbaugh's Complaints to NFL

Following the 49ers' 13-6 win over NFC West rival Seattle on Thursday, Jim Harbaugh was not happy about the aggressiveness of the Seahawks' coverage in the secondary.

He went as far as to complain to the NFL about it.

Harbaugh claimed cornerbacks Richard Sherman and Brandon Browner were maybe a little too physical with his wide receivers.