Watch: Chancellor proposes to girlfriend after Seahawks' win

Monday was a special night for Seattle Seahawks safety Kam Chancellor.

Not only did Chancellor watch his teammates defeat the Buffalo Bills (he missed the game with a groin injury), but he also got engaged to girlfriend Tiffany Luce. His friend, former East Carolina running back Giavanni Ruffin, shared video of the proposal on Instagram.

Here's the happy couple: