Keys to the Game: 49ers at Saints News by: Brooke Kirchhofer Posted: Dec 7, 2019 / 10:54 PM CST / Updated: Dec 7, 2019 / 10:54 PM CST Home field advantage in the playoffs is on the line this Sunday as the New Orleans Saints and San Francisco 49ers meet in the dome, competing for the one seed in the NFC. Here’s my three keys to the game.