...NEW YORK (S&P Global Ratings) June 16, 2016--S&P Global Ratings today said it assigned its 'Bf' fund credit quality rating (FCQR) and its '##' fund volatility rating (FVR) on the iShares Fallen Angels USD Bond ETF. We also assigned our 'B-f' FCQR and '##' FVR on the iShares iBoxx $ High Yield ex Oil & Gas Corporate Bond ETF. The iShares Fallen Angels USD Bond ETF seeks to track the investment results of the Barclays US High Yield Fallen Angel 3% Capped Index, which is designed to reflect the performance of U.S. dollar-denominated, high-yield corporate bonds that were previously rated investment grade. Bonds are market value weighted with a 3% cap on each issuer. The index will be a subset of Barclays US Corporate High Yield Index, with a 3% issuer cap to securities previously rated investment grade, which will rebalance on a monthly basis. The iShares iBoxx $ High Yield ex Oil & Gas Corporate Bond ETF seeks to track the investment results of the Markit iBoxx USD Liquid High Yield ex-Oil...