Whether the subsection-specific definition of 'crime of violence' in 18 U.S:C. 924(c)(3) (B) is unconstitutionally vague

QUESTION(S) PRESENTED . "~~ ~~» Whether the subsection-specific definition of “crime of violence” in 18 U.S:C. 924(c)(3) (B), which applies only in the limited context of a federal criminal prosecution for possessing, using, or carrying a firearm in connection with acts comprising such a crime, is unconstitutionally vague The District Court had appointed courisel specifically to advise Petitioner on his Johnson claims. Counsel failed to raise a statutory claim under Johnson and moved to withdraw. . : Counsel did this so that new counsel could asset his ineffectiveness to raise the claim. Were Petitioner's rights to counsel guaranteed by the U.S. Const., amend. VI violated when the District Court allowed the withdrawal but refused to appoint successor counsel.