Brent Yarina, Senior Editor, January 13, 2014

News of former Iowa defensive coordinator Norm Parker's death stunned Iowa and college football fans Monday. Parker, who also served as an assistant at Michigan State (1983-1994), Illinois (1977-79) and Minnesota (1972-76), coached at Iowa from 1999 to 2011. See some of the best Twitter reaction to Parker's passing, both from former players and Iowa personalities, in this post.

[ MORE: Dienhart: Norm Parker was a 'quiet, humble' man ]

Former players:

[ MORE: View Norm Parker's profile ]

Other tweets: