so we made a bunch of changes. back in the day, the goal post was on the goal line as opposed to the back of the end zone. i'm not sure how, but it needs to happen. >> congratulations on the documentary. i hope you had a chance to watch ours as well. we're staying on top of this topic. hopefully good will come from it. thanks very much. >> thanks. >> you know, on his part, the nfl says there's no truth from the suggestion that it hid knowledge about long-term dangers, but it's not just the pros. there are questions about safety in all levels of football. in fact, i am just finishing a documentary we were talking about, about high school team in north carolina that's trying to turn tragedy into triumph. can they play a safer game, still win and still have it be football? "big hits, broken dreams," sunday, january 29th, right here on cnn. fresh off this surge in iowa, just how well do you know rick santorum? the gop hopeful opens up about his family life. that's next. yummy. [ woman ] lower cholesterol. [ man 2 ] yummy.