In this photo provided by Brian Emfinger, aurora borealis lights up the Ozark, Ark. sky on Monday, Oct. 24, 2011. Emfinger, a storm chaser, said this is only the second northern lights in a decade that he has seen this far south. (AP Photo/realclearwx.com, Brian Emfinger)
Read the article: VIDEOS: Rare Northern Lights visible in southern U.S. Monday night
