Chris Willman Senior Music Writer and Chief Music CriticThe Black Music Action Coalition has issued a report on representation for Blacks and other people of color in mainstream country music, and, probably unsurprisingly to anyone who has followed the genre and some of its attendant racial controversies, the picture painted isn’t a pretty one.The BMAC issued the damning report Thursday in advance of hosting a panel discussion Saturday at Soho House Nashville, at which point the organization will detail some of the specific changes it is asking for in the industry.“For over 100 years, this country and industry have excluded and marginalized Black people’s contributions to this genre,” said Willie “Prophet” Stiggers, co-founder/co-chair of BMAC, in a statement. “It is our intention with this report to create a truth and reconciliation opportunity for our industry.