Did the Fifth Circuit Court of Appeals err in finding that Castiblaneo failed to state a valid claim of the denial of a constitutional right?

question presented is: Did the Fifth Circuit Court of Appeals err in finding that Castiblaneo failed to state a valid claim of the denial of a cénstitutional right and the District Court was correct in its ruling when it . held that a "'no' response to the jury's question during deliberations . reliev{ing] the jury from considering the knowledge element in counts one and two of the indictment" (