FILE- In this Monday, June 25, 2012, file photo, a crew works on a drilling rig at a well site for shale based natural gas in Zelienople, Pa. U.S. industrial production rose in June as factories made ... more 
FILE- In this Monday, June 25, 2012, file photo, a crew works on a drilling rig at a well site for shale based natural gas in Zelienople, Pa. U.S. industrial production rose in June as factories made more cars, machines and business equipment. Factory output recovered to levels reached earlier this spring but appears to be leveling off. The Federal Reserve says factory output rose 0.7 percent last month, after falling by the same amount in May. (AP Photo/Keith Srakocic, File) less 
1 / 25
Associated Press | Photo By Keith Srakocic, File
Tue, Jul 17, 2012 9:55 AM EDT