 NEW YORK--BUSINESS WIRE--BlackRock Advisors, LLC announced today that, at a joint special meeting of shareholders the Meeting of BlackRock Municipal Income Investment Quality Trust BAF, BlackRock Municipal Bond Trust NYSE: BBK, BlackRock MuniHoldings Fund II, Inc. NYSE: MUH, BlackRock MuniHoldings Quality Fund, Inc. NYSE: MUS and BlackRock MuniHoldings Fund, Inc. NYSE: MHD and collectively with BAF, BBK, MUH and MUS, the Funds, and each, a Fund, the requisite votes of shar 