refinery blast and samsung. jill wagner is at the new york stock exchange with that and more. >> good morning, anne-marie. an explosion at a california refinery will likely drive up prices in the state. it's not known what caused the explosion in torrance. the powerful blast shook nearby buildings. four contractors suffered minor injuries. exxonmobil said no harmful chemicals were detected. >>> stocks on wall street were mixed yesterday as sliding oil prices sent energy stocks sharply lower. the dow fell 17 points. the s&p lost half a point. but the nasdaq finished 7 points higher. >>> samsung has bought the mobile pay company loop pay. this will put them in direct