Mars rover Opportunity looks for winter quarters Clay-bearing rock was a good find in hunt for life signs Alicia Chang The Associated Press Jun 8, 2013 Recommended More LATEST LOCAL OFFERS Pottery Fiesta It's time to plant summer vegetables and flowers! Check out Pottery Fiesta's June Planting Tips! Quality Pottery 30% OFF everything at Quality Pottery! Check out all of our great May sales here! Quality Pottery Check out these great June planting tips from Quality Pottery!