y sustained. The plaintiff need only prove, with a fair degree of certainty, that defendant's illegal conduct materially contributed to the injury. Comfort Trane Air Conditioning v. Trane Ca, 592 F.2d 1373, 1383 (5th Cir.1979); r14] Alabama v. Blue Bird Body Co., Inc., 573 F.2d 309, 317 (5th Cir.1978); Terrell v. Household G

y sustained. The plaintiff need only prove, with a fair degree of certainty, that defendant's illegal conduct materially contributed to the injury. Comfort Trane Air Conditioning v. Trane Co., 592 F.2d 1373, 1383 (5th Cir.1979); ("14] Alabama v. Blue Bird Body Co., Inc., 573 F.2d 309, 317 (5th Cir.1978); Terrell v. Household