Cancer in fish in PA

[cohiba3]

http://www.phillymag.com/news/2015/05/05/fish-cancer-pennsylvania-river/

[Wilson]

http://www.phillymag.com/news/2015/05/05/fish-cancer-pennsylvania-river/

Also on CNN this is a video.
http://www.cnn.com/2015/05/06/health/smallmouth-bass-cancerous-tumor-susquehanna-river/index.html