shaquem griffin didn't just beat those odds-- he made history. became the first one-handed player in the modern era of the n.f.l. you may have heard some of his story, but what you may not know is how shaquem griffin ended up playing on the same n.f.l. team as his twin brother, shaquill. it wasn't by chance. the brothers made a secret pact as children-- a promise no one would have blamed them for breaking. there's nothing complicated about shaquem griffin's approach to football. number 49 zeros in on his opponents with the speed and impact of a tomahawk missile. spend some time looking at his college highlights, and you can see how the absence of a leftn p an ideal tackling technique. he targets the ball carrier's hip and drives his shoulder in, as he whips his arms around him to make the tackle. once his sights are set, there is no escape. people can't believe how good you are with one hand. how good would you be with two hands? >> shaquem griffin: i probably wouldn't be that good. >> alfonsi: why? >> shaquem griffin: i thought about it. i was li

. >> morgan: shaquem and shaquill griffin share much more than a last name. twin brothers are now both on the seattle seahawks. sharyn alfonsi has their remarkable story tonight on "60 minutes." >> alfonsi: the twins became high school football stars: shaquill with finesse, shaquem with the speed of a running back and a ferociousness that earned him the nickname "beast." >> 'quem would tackle you on top of the gatorade and give you a cup. ( laughter ) >> alfonsi: but when college scouts came calling, they only haquil what those coaches didn't know is that shaquill wasn't going anywhere without shaquem. the twins had made a pact to stay together. >> when did this happen? how old were you? >> we probably had to be, like, eight. >> okay, but eight-year-olds say a lot of things and don't mean it. >> but we-- we made every word of it. >> that-- that made perfect sense when you were eight years old. but the offers start coming in. and what did-- you wanted to go to miami. is that right? >> yeah. >> that was the dream? >> uh-huh. >> and? >> i remember doing the inte

. >> shaquem and shaquill griffin share much more than a last name. the twin brothers are now both on the seattle seahawks. sharyn alfonsi has their remarkable story tonight on "60 minutes." >> the twins became high school football stars: shaquill with finesse, shaquem with the speed of a running back and a ferociousness that earned him the nickname "beast." >> 'quem would tackle you on top of the gatorade and give you a cup. >> but when college scouts came calling, they only offered a football scholarship to shaquill. what those coaches didn't know is that shaquill wasn't going anywhere without shaquem. the twins had made a pact to stay together. >> when did this happen? how old were you? >> we probably had to be, like, eight. >> okay, but eight-year-olds say a lot of things and don't mean it. >> but we-- we made every word of it. >> that-- that made perfect sense when you were eight years old. but the offers start coming in. and what did-- you wanted to go to miami. is that right? >> yeah. >> that was the dream? >> uh-huh. >> and? >> i remember doin