ivilege bears the burden of establishing its applicability. See, e.g., United States' Schaltenbrand , 930 F.2d 1554 (11th Cir. 1991); United States' Muiioz , 233 F.3d 1117 (9th Cir. 2000); Hawkins I Stables , 148 F.3d 379 (4th Cir. 1998); Motley I Marathon Oil Co. , 71 F.3d 1547 (10th Cir. 1995); Chris