(January 18, 2019, 9:11 AM EST) -- HOUSTON — A federal judge in Texas on Jan. 14 asked parties to submit supplemental briefing as to whether an interested person’s involvement in guardianship proceedings involving her deceased mother can act as the basis for finding that her claims are barred by claim preclusion or the doctrine of res judicata (Sherry Lynn Johnston v. David Dexel, et al., No. H-16-3215, S.D. Texas, 2019 U.S. Dist. LEXIS 6521)....