"Gundersen: We just tested an air filter that has highest radioactivity seen in North America after Fukushima Daiichi — Found in Seattle HEPA filter used since 3/11 (VIDEO)"

Link to video:
http://enenews.com/gundersen-tested-air-filter-highest-radioactivity-north-america-after-fukushima-daiichi-found-seattle-hepa-purifier-311-video