Battle vs. O’Shaughnessy, 2012 U.S. Dist. LEXIS 143471 (N.D. Ill. Oct. 4, 2012):
“Under Rule 37(c)(1) exclusion of non-disclosed evidence is automatic and mandatory … unless non-disclosure was justified or harmless.” Tribble v. Evangelides, 670 F.3d 753, 760 (7th Cir.…