San Francisco 49ers v Baltimore Ravens

BALTIMORE, MD - AUGUST 07: Quarterback quarterback Colin Kaepernick #7 of the San Francisco 49ers talks with teammate Mike Iupati #77 before the start of their NFL pre-season game against the Baltimore Ravens at M&T Bank Stadium on August 7, 2014 in Baltimore, Maryland. (Photo by Rob Carr/Getty Images)

San Francisco 49ers v Baltimore Ravens

(Photo by Rob Carr/Getty Images)

BALTIMORE, MD - AUGUST 07: Quarterback Joe Flacco #5 of the Baltimore Ravens talks with offensive coordinator Gary Kubiak before the start of their game against the San Francisco 49ers durng an NFL pre-season game at M&T Bank Stadium on August 7, 2014 in Baltimore, Maryland. (Photo by Rob Carr/Getty Images)

San Francisco 49ers v Baltimore Ravens

(Photo by Rob Carr/Getty Images)

BALTIMORE, MD - AUGUST 07: Running back Bernard Pierce #30 of the Baltimore Ravens fumbles the ball after being tackled by defensive end Cornellius Carradine #95 of the San Francisco 49ers during the first half of an NFL pre-season game at M&T Bank Stadium on August 7, 2014 in Baltimore, Maryland. (Photo by Rob Carr/Getty Images)

San Francisco 49ers v Baltimore Ravens

BALTIMORE, MD - AUGUST 07: Quarterback Colin Kaepernick #7 of the San Francisco 49ers throws a pass against the Baltimore Ravens during the first half of an NFL pre-season game at M&T Bank Stadium on August 7, 2014 in Baltimore, Maryland. (Photo by Rob Carr/Getty Images)

San Francisco 49ers v Baltimore Ravens

BALTIMORE, MD - AUGUST 07: Quarterback Colin Kaepernick #7 of the San Francisco 49ers hands the ball off to running back Carlos Hyde #28 during the first half of an NFL pre-season game against the Baltimore Ravens at M&T Bank Stadium on August 7, 2014 in Baltimore, Maryland. (Photo by Rob Carr/Getty Images)

San Francisco 49ers v Baltimore Ravens

(Photo by Rob Carr/Getty Images)

BALTIMORE, MD - AUGUST 07: Running back Ray Rice #27 of the Baltimore Ravens is introduced before an NFL pre-season game against the San Francisco 49ers at M&T Bank Stadium on August 7, 2014 in Baltimore, Maryland.

San Francisco 49ers v Baltimore Ravens

BALTIMORE, MD - AUGUST 07: Running back Ray Rice #27 of the Baltimore Ravens is introduced before an NFL pre-season game against the San Francisco 49ers at M&T Bank Stadium on August 7, 2014 in Baltimore, Maryland. (Photo by Rob Carr/Getty Images)

San Francisco 49ers v Baltimore Ravens

BALTIMORE, MD - AUGUST 07: Quarterback Colin Kaepernick #7 of the San Francisco 49ers throws a pass to tight end Vance McDonald #89 against the Baltimore Ravens during the first half of an NFL pre-season game at M&T Bank Stadium on August 7, 2014 in Baltimore, Maryland. (Photo by Rob Carr/Getty Images)

San Francisco 49ers v Baltimore Ravens

BALTIMORE, MD - AUGUST 07: Quarterback Joe Flacco #5 of the Baltimore Ravens throws a pass against the San Francisco 49ers during the first half of an NFL pre-season game at M&T Bank Stadium on August 7, 2014 in Baltimore, Maryland. (Photo by Rob Carr/Getty Images)

San Francisco 49ers v Baltimore Ravens

(Photo by Rob Carr/Getty Images)

BALTIMORE, MD - AUGUST 07: Running back Ray Rice #27 of the Baltimore Ravens looses his helmet after being tackled by strong safety Antoine Bethea #24 of the San Francisco 49ers during the first half of an NFL pre-season game at M&T Bank Stadium on August 7, 2014 in Baltimore, Maryland. (Photo by Rob Carr/Getty Images)

San Francisco 49ers v Baltimore Ravens

BALTIMORE, MD - AUGUST 07: The goal posts are see during warm ups of an NFL pre-season game between the Baltimore Ravens and San Francisco 49ers at M&T Bank Stadium on August 7, 2014 in Baltimore, Maryland. (Photo by Rob Carr/Getty Images)

San Francisco 49ers v Baltimore Ravens

BALTIMORE, MD - AUGUST 07: Running back Justin Forsett #29 of the Baltimore Ravens rushes the ball against the San Francisco 49ers during the first half of an NFL pre-season game at M&T Bank Stadium on August 7, 2014 in Baltimore, Maryland. (Photo by Rob Carr/Getty Images)

San Francisco 49ers v Baltimore Ravens

BALTIMORE, MD - AUGUST 07: A general view during the first half of an NFL pre-season game between the Baltimore Ravens and San Francisco 49ers at M&T Bank Stadium on August 7, 2014 in Baltimore, Maryland. (Photo by Rob Carr/Getty Images)

San Francisco 49ers v Baltimore Ravens

BALTIMORE, MD - AUGUST 07: Quarterback McLeod Bethel-Thompson #5 of the San Francisco 49ers throws a pass against the Baltimore Ravens during the second half of an NFL pre-season game at M&T Bank Stadium on August 7, 2014 in Baltimore, Maryland. (Photo by Rob Carr/Getty Images)

San Francisco 49ers v Baltimore Ravens

BALTIMORE, MD - AUGUST 07: Quarterback Blaine Gabbert #2 of the San Francisco 49ers throws a pass against the Baltimore Ravens during the first half of an NFL pre-season game at M&T Bank Stadium on August 7, 2014 in Baltimore, Maryland. (Photo by Rob Carr/Getty Images)

San Francisco 49ers v Baltimore Ravens

(Photo by Rob Carr/Getty Images)

BALTIMORE, MD - AUGUST 07: Quarterback Colin Kaepernick #7 of the San Francisco 49ers prays with members of the Baltimore Ravens following their NFL pre-season game at M&T Bank Stadium on August 7, 2014 in Baltimore, Maryland. (Photo by Rob Carr/Getty Images)

San Francisco 49ers v Baltimore Ravens

BALTIMORE, MD - AUGUST 07: Defensive back Dominique Franks #42 of the Baltimore Ravens (L) celebrates with teammates after intercepting a pass against the San Francisco 49ers during the first second half of an NFL pre-season game at M&T Bank Stadium on August 7, 2014 in Baltimore, Maryland. (Photo by Rob Carr/Getty Images)

San Francisco 49ers v Baltimore Ravens

BALTIMORE, MD - AUGUST 07: Wide receiver Jeremy Butler #17 of the Baltimore Ravens (L) celebrates with teammate Jacoby Jones #12 after scoring a touchdown during the second half of an NFL pre-season game against the San Francisco 49ers at M&T Bank Stadium on August 7, 2014 in Baltimore, Maryland. (Photo by Rob Carr/Getty Images)

San Francisco 49ers v Baltimore Ravens

BALTIMORE, MD - AUGUST 07: Wide receiver Jacoby Jones #12 of the Baltimore Ravens is hit by strong safety Jimmie Ward #25 of the San Francisco 49ers while attempting to catch a pass during the first half of an NFL pre-season game at M&T Bank Stadium on August 7, 2014 in Baltimore, Maryland. (Photo by Rob Carr/Getty Images)

San Francisco 49ers v Baltimore Ravens

BALTIMORE, MD - AUGUST 07: Head coach John Harbaugh of the Baltimore Ravens (L) talks with his brother, head coach Jim Harbaugh of the San Francisco 49ers before the start of their NFL pre-season game at M&T Bank Stadium on August 7, 2014 in Baltimore, Maryland. (Photo by Rob Carr/Getty Images)

San Francisco 49ers v Baltimore Ravens

BALTIMORE, MD - AUGUST 07: Head coach Jim Harbaugh of the San Francisco 49ers (L) and his brother head coach John Harbaugh of the Baltimore Ravens talk before the start of their NFL pre-season game at M&T Bank Stadium on August 7, 2014 in Baltimore, Maryland. (Photo by Rob Carr/Getty Images)

San Francisco 49ers v Baltimore Ravens

BALTIMORE, MD - AUGUST 07: Head coach Jim Harbaugh of the San Francisco 49ers (L) and his brother head coach John Harbaugh of the Baltimore Ravens talk before the start of their NFL pre-season game at M&T Bank Stadium on August 7, 2014 in Baltimore, Maryland. (Photo by Rob Carr/Getty Images)