Mealey's (May 1, 2020, 1:35 PM EDT) -- NEW ORLEANS — The Fifth Circuit U.S. Court of Appeals on April 29 vacated a district court’s class certification order in a breach of fiduciary suit filed against an administrator of retirement and health benefit plans after determining that the lower court failed to engage in a rigorous analysis when considering the plaintiffs’ motion for class certification (Heriberto Chavez, et al. v. Plan Benefit Services Inc., et al., No. 19-50904, 5th Cir., 2020 U.S. App. LEXIS 13713)....