A healthy 19 Year old National Championship Water polo player dies after slipping into a Coma following a heart attack.
http://www.huffingtonpost.com/2014/01/09/usc-water-polo-jon-walters-dead_n_4572230.html
http://www.huffingtonpost.com/2014/01/09/usc-water-polo-jon-walters-dead_n_4572230.html