>> we want to show unity. we don't agree what the president said. we just wanted to show we weren't going to be divided by that. >> sunday steelers lineman was the lone player on the team to come out for the national anthem. a former army ranger serving three tours in afghanistan. his jersey became the best-seller overnight. he says it's actually embarrassed when he sees that because he didn't mean to leave his teammates behind in the tunnel. >> whether i wanted or not. whether it was my intended plan or not the reason i went out by myself is the reason causing all this distress and making the organization look bad. my coach look bad, and my teammates look bad and for anybody who things that coach tomorrow ltom line is not as pr. >> meanwhile steelers quarterback says he regrets not