Nation Man requests ‘trial by combat’ with Japanese swords to settle custody battle with ex-wife January 14, 2020 Anna Spoerre, Des Moines Register Comments Off on Man requests ‘trial by combat’ with Japanese swords to settle custody battle with ex-wife Kansas man David Ostrom asked an Iowa court to give him 12 weeks' notice to "source or forge" a katana and wakizashi for a duel.