TULSA, Okla. (AP) — An Oklahoma man has been convicted of murder and arson in the burning deaths of his mother and grandmother.

Joseph Allen Hernandez, 34, of Marble City was found guilty Friday by a jury in U.S. District Court for the Eastern District of Oklahoma in Tulsa, according to acting U.S. Attorney Christopher Wilson.

An attorney for Hernandez did not immediately return a phone call for comment on Saturday.

Hernandez was initially charged in state court, but the charges were dropped and federal charges filed following the U.S. Supreme Court ruling in what is known as the McGirt decisi...