Frac sand protest> Winona, Minnesota
"We declare Monday to be a moratorium of business as usual at the sites of production of silica sand to eliminate a necessary component of fracking."  April 29, 2013 11:25 am  •  By Daily News staff  WinonaDailyNews.com Protester Dan Wilson of Winona is escorted away by a Winona County sheriff's deputy during a frac sand protest at Winona's More