![Little Known GOPer Set To Challenge Severson](http://townsquare.media/site/67/files/2011/03/republican_badge_250x200.jpg?w=980&q=75)
Little Known GOPer Set To Challenge Severson
A Republican who's not well known in state political circles is joining the race to unseat Democratic U.S. Sen. Amy Klobuchar. St. Bonifacius city council member Joe Arwood will announce a Senate bid later Monday.