Conversation so far:
What was Carter convicted of (the second time)?
testimony, identifying Carter and Artis as the two armed men he had seen outside the Lafayette Grill.
What happened at the Lafayette Grill?
murders happened.
What was the charge brought against him?
the jury again found Carter and Artis guilty of the murders.
what was the sentence given to him?
a double life sentence for Carter, a single life sentence for Artis.
Did he appeal?
Carter's attorneys continued to appeal.

Question: What happened during the appeal?
Self-contained rewrite: What happened during Rubin Carter's appeal?