Mark Gronowski commends Iowa’s offensive line after Penn State win | Big Ten on NBC

Mark Gronowski was effusive in his praise of his offensive line and the Iowa fanbase after the Hawkeyes took down Penn State. #NBCSports #CollegeFootball #Iowa #MarkGronowski » Subscribe to NBC Sports: https://www.youtube.com/nbcsports?sub_confirmation=1 » Watch Live Sports on Peacock: https://peacocktv.smart.link/v82e9dl56 NBC Sports Group serves sports fans 24/7 with premier live events, insightful studio shows, an...