Does Federal Rule of Criminal Procedure 12(b)(8) bar reviewing the sufficiency of a charging document absent a showing of good cause

QUESTION PRESENTED Does Federal Rule of Criminal Procedure 12(b)(8) bar reviewing the sufficiency of a charging document absent a showing of good cause as the Ninth Circuit held in Petitioners’ case, or does plain error review still apply as four other circuits have held? United States v. Robinson, 855 F.3d 265 (4th Cir. 2017); United States v. Vasquez, 899 F.3d 363 (5th Cir. 2018); United States v. Soto, 794 F.3d 635 (6th Cir. 2015); United States v. Sperrazza, 804 F.3d 1118 (11th Cir. 2015). -ii