Conversation so far:
Was D'Angelo considered the black Messiah?
D'Angelo released his third studio album, Black Messiah in December 2014.
Are there any other interesting aspests about D'Angelo's album Black Messiah besides being released in December 2014?
D'Angelo originally wanted to release the album Black Messiah in 2015, but the controversial decisions in the Ferguson and Eric Garner cases inspired him to release it in December 2014.

Question: What decisions?
Self-contained rewrite: What were the controversial decisions in the Ferguson and Eric Garner cases?