e safety of the mmunity. See, e.g., Smith, 79 F.3d at 1210-1211 citing United StatesDillon, 938 F.2d 1412 (1st Cir. 1991); Suppa, 799 F.2d at 119; United taus, Dominguez, 783 F.2d 702, 706 n.7 (7th Cir. 1986); Hurtado, 779 F.2d at 147i-79; United States `Contreras, 776 F.2d 51 (2d Cir. 1985). nited Stata