He published a statement on his official website and Facebook page that reads in part:
Taking all of this into account, I feel that this is a time for me and the band to show solidarity for those freedom fighters. As a result, and with deepest apologies to our dedicated fans in Greensboro, we have canceled our show scheduled for Sunday, April 10th. Some things are more important than a rock show and this fight against prejudice and bigotry — which is happening as I write — is one of them. It is the strongest means I have for raising my voice in opposition to those who continue to push us backwards instead of forwards.
The complete statement can be read on brucespringsteen.net
This article appears in Apr 6-12, 2016.

