 LOS ANGELES, June 7, 2021 PRNewswire -- Clear Channel Outdoor CCO recently launched a new billboard campaign in partnership with Operation HOPE to support the 1MBB initiative. The campaign will run across select CCO digital billboards in Southern and Northern California to highlight 1MBB an initiative to build one million Black businesses by offering tools and guidance to new and current business owners to start or revitalize their operations. 