Trump warns of return to ‘strong military action’ if Iran diplomacy fails The GuardianTrump warns 'strong military action' if Iran, Strait of Hormuz talks fail Fox NewsTrump says Iran war talks taking place during lull in strikes BBCIran war live: Trump says US in talks with Tehran, ‘good things can happen’ Al JazeeraTrump to Axios: I'm ready for "strong military action" if Iran talks fail Axios