John A. Turja Richard H. Turja v. Stephen F. Turja, Individually and as of the Estate of Marion A. Turja

Affirmed by published opinion. Judge MOTZ wrote the opinion, in which Judge MURNAGHAN and Chief Judge STAMP joined.

OPINION

DIANA GRIBBON MOTZ, Circuit Judge:

The appeal involves the venerable, but infrequently discussed, probate exception to a federal court’s diversity jurisdiction. Two brothers brought this action against a third brother alleging that he exercised undue influence over their mother, which led her to execute a will, a trust agreement, and related documents in his favor. After a bench trial, the district court concluded that the mother lacked the requisite mental capacity and was…