Nielsen Social Content Ratings, Week of March 20: March Madness, Indeed

Sunday night's North Carolina-Kentucky NCAA Tournament game spurred 5.153 million interactions across Facebook and Twitter

March Madness took over Facebook and Twitter during the week of March 20, as Sunday night’s Elite Eight victory by the University of North Carolina over the University of Kentucky blew away the field in the Nielsen Social Content Ratings for the week. David Cohen is editor of Adweek's Social Pro Daily.