Mandatory Credit: Photo by REX/Shutterstock (8491977a) John Walker Supreme Court hearing on pension rights for same sex couples, London, UK - 08 Mar 2017 Ex-cavalry officer John Walker at the Supreme Court in Central London, where he is hoping to win his husband the same pension rights a wife would enjoy if he was in a heterosexual relationship. Mr Walker aims to overturn an earlier ruling against him at he Court of Appeal.