Will NFL injuries prompt suspension? - CNN (video) Mental Health Previous Article Study Suggests Love Provides Pain Relief - CBSNEWS (video) Next Article The mental toll of war - CNN (20:00 video) Typography Smaller Small Medium Big Bigger Default Helvetica Segoe Georgia Times Reading Mode Share This Max Kellerman explains possible changes to NFL rules after several serious injuries during games. http://cnn.com/video/data/2.0/video/us/2010/10/19/am.kellerman.nfl.hits.cnn.html Previous Article Study Suggests Love Provides Pain Relief - CBSNEWS (video) Next Article The mental toll of war - CNN (20:00 video)