the evidence that the defendant presents a risk of flight.' English, 629 F.3d at 319 (quoting Mercedes, 254 F.3d at 436); see also United States v. Mardi., 782 F.2d 1141, 1144 (2d Cir. 1986) ("The government retains the burden of persuasion [in a presumption case]."). Even when "a defendant has met h