Getty Christian McCaffrey #23 of the San Francisco 49ers Christian McCaffrey is one touchdown away from NFL playoff history. The San Francisco 49ers running back has scored in all eight of his career playoff appearances. If he finds the end zone Saturday against the Seattle Seahawks , he will tie Thurman Thomas for the most consecutive postseason games with a touchdown in NFL history . Thomas set the record with a nine-game streak from 1992 to 1998. McCaffrey’s current run places him alongside