Whether the district court erred or abused its discretion by failing to hold an evidentiary hearing after grant of COA on contested factual allegations (including competing affidavits),that Appellant's plea was unknowing and involuntary, his clearly evident diminished capacity claim, and counsel's failure to offer expert psychological testimony in mitigation of his sentence which, if true, would have entitled him to relief?

QUESTION PRESENTED , I, Whether the district court erred or abused its discretion by failing to hold an evidentiary hearing after grant of COA on contested factual allegations (including competing affidavits),that Appellant’s plea was unknowing and involuntary, his clearly evident diminished capacity claim, and counsel's failure to offer expert psychological testimony in mitigation of his sentence which, if true, would have entitled him to relief?