CNBC | Oil rally could be capped as shale output jumps, JPMorgan says CNBC "Towards the second half of this year, U.S. shale starts to kick in," said Scott Darling, the investment bank's Asia-Pacific oil and gas research head. U.S. West Texas Intermediate crude oil futures were moving around $53 a barrel and Brent crude ... Early sign OPEC's push to normalize oil market may be working |