Here are new materials in in Williams & Cochrane LLP v. Quechan Tribe of the Fort Yuma Reservation (S.D. Cal.):
235-1 W&C Amended Motion for Judgment on Pleadings
248 Quechan Response to W&C Motion for Judgment on Pleadings
254-1 Rosette Motion for Sanctions
258 W&C Reply in Support of Motion for Judgment on Pleadings
267 W&C Response to Motion for Sanctions
268 Rosette Reply in Support of Motion for Sanctions
Update (6/24/20):
292-1 W&C Motion for Reconsideration
313 DCT Order Denying Motion for Reconsideration
Case tag here.