U.S. urges restraint as Iran warships escort cargo ship to Yemen

PARIS (Reuters) - The United States on Tuesday cautioned against "provocative actions" and said it was tracking Iranian warships accompanying a cargo ship bound for Yemen. "We're certainly tracking this convoy closely," U.S. State Department spokesman Jeff Rathke told a daily briefing. "We would discourage any provocative actions." (Reporting by Lesley Wroughton; Editing by Will Dunham)