(April 11, 2018, 1:11 PM EDT) -- DES MOINES, Iowa — An Iowa federal magistrate judge on April 9 recommended granting judgment in favor a disability insurer because the plan’s pre-existing condition provision bars benefits for an eye condition that caused the claimant’s blindness (Jeremy J. Timm v. Unum Life Insurance Company of America, No. 17-3019, N.D. Iowa, 2018 U.S. Dist. LEXIS 59522)....