Mealey's (December 22, 2017, 9:43 AM EST) -- ST. LOUIS — The United States as a movant filed a memorandum in support of the constitutionality of the Employee Retirement Income Security Act suit church plan exemption in a lawsuit in a Missouri federal court that challenges Mercy Health and related entities’ decision to define their pension plan as a church plan (Sally Sanzone, et al. v. Mercy Health, et al., No. 16-923, E.D. Mo.)....