Conversation so far:
When did Black Flag reform?
On January 25, 2013, it was announced that guitarist Greg Ginn and vocalist Ron Reyes would reform Black Flag.
Who were members of the newly reformed Black Flag band?
Mewly reformed Black Flag consisted of Guitarist Greg Ginn, vocalist Ron Reyes, Gregory Moore on drums, and 'Dale Nixon' on bass.

Question: What was their first new song?
Self-contained rewrite: What was newly reformed Black Flag's first new song?