In Strouse v. Strouse, a beneficiary sued an executor of an estate for breach of fiduciary duty. No. 4:16cv707, 2016 U.S. Dist. LEXIS 155630 (E.D. Tex. September 27, 2016). Federal district courts are courts of limited jurisdiction and may hear only those cases authorized by a federal statute, the Constitution, or U.S. treaty. Subject