A bit dated (March), but the first I'd seen it:
http://www.tennessean.com/story/money/industries/music/2016/03/04/gibson-brands-hit-credit-downgrade/81336440/
Bob
http://www.tennessean.com/story/money/industries/music/2016/03/04/gibson-brands-hit-credit-downgrade/81336440/
Bob