retained, may not withdraw as counsel except by leave of court. A motion
for leave to withdraw must be made upon written notice given reasonably in
advance to the client and to all other parties who have appeared in the action.
The motion for leave to withdraw must be supported by good cause. Failure
of the client to pay agreed compensation is not necessarily sufficient to
establish good cause.
F.R.Crim.P. 45. COMPUTING AND EXTENDING TIME
F.R.Crim.P. 46. RELEASE FROM CUSTODY; SUPERVISING
DETENTION