Michigan International Speedway is set to host two NASCAR Sprint Cup races again in 2012. Track president Roger Curtis says he's signed sanctioning agreements. The first race is scheduled for June 17 and the second for Aug. 19. MIS has hosted at least two NASCAR races every year since 1969 with the lone exception in 1973. Read more: http://espn.go.com/racing/nascar/cup/story/_/id/6878512/michigan-set-host-two-sprint-cup-races-2012