The rookie quarterback who has surprised NFL observers by guiding the San Francisco 49ers to the NFC Championship says his Christian faith has given him peace and confidence amidst the spotlight. Rookie Brock Purdy started the season as the 49ers' third-string quarterback but became the starter in early December due to a string of injuries, guiding his team to an undefeated December. On Sunday, he led his team to a 19-12 victory over rival Dallas in the playoffs and into an NFC Championship game at Philadelphia. The winner goes to the Super Bowl. Purdy, who played at Iowa State, is...