Did the United States Court of Appeals for the Fourth Circuit err by ruling that Mr. Glover waived his Sixth Amendment claims by entering a guilty plea which he subsequently sought to withdraw, and in so doing continue the split of authority amongst the circuits?

QUESTION PRESENTED FOR REVIEW DID THE UNITED STATES COURT OF APPEALS FOR THE FOURTH CIRCUIT ERR BY RULING THAT MR. GLOVER WAIVED HIS SIXTH AMENDMENT CLAIMS BY ENTERING A GUILTY PLEA WHICH HE SUBSEQUENTLY SOUGHT TO WITHDRAW, AND IN SO DOING CONTINUE THE SPLIT OF AUTHORITY AMONGST THE CIRCUITS? i