49ers coach Kyle Shanahan was ready to call in Philip Rivers for
Kyle Shanahan: 49ers would have signed Philip Rivers for Super
Niners Would've Signed Philip Rivers If They Made Super Bowl
San Francisco 49ers almost signed Philip Rivers after QB misfortune
Philip Rivers was 49ers' QB contingency plan for Super Bowl, Kyle
49ers Planned To Bring QB Out Of Retirement If They'd Reached The
Colts QB Philip Rivers, 39, retires from NFL after 17 seasons
Kyle Shanahan reiterates 49ers planned to sign Phillip Rivers if
Philip Rivers was 49ers' emergency QB plan for Super Bowl, says
Philip Rivers was going to be 49ers' contingency QB in SB LVII
Philip Rivers might've started Super Bowl for 49ers if they won NFC