If I’m not mistaken, they were also separated at the time of his death. Whatever money is available should go to his kids from his first wife - not to the current spouse, who is a fraud.
The kids should get the benefits, not a freak who defrauded the firefighter. Even if he participated in the fraud, the marriage would still be illegal and void in TX.
Of note: she's parading around a CA birth certificate that says she's female and has been since birth because CA reissues them for transgendereds, rewriting the record of history. She got the reissue after his death.