but to seattle seahawk s number 40, that fierce roar sounds more like this dull rumble. being deaf, being hard of hearing, is who i am. i mean, i m not going to let somebody else come in here and tell me, oh, you re deaf. that s who i am. it made me who i am today. reporter: derek coleman is the first legally deaf player in the nfl. the star of the duracell commercial seen 5 million times online. they told me it couldn t be done. i was a lost cause. reporter: since age 3 he never quit. overcoming odds, first as a star in high school, then at ucla and now with the seattle seahawks. he taught himself to read lips because even his powerful hearing aids aren t enough for