U.S. top diplomat says U.S. believes Iran behind attacks on Oman Gulf tankers

WASHINGTON, June 13 (Reuters) - U.S. Secretary of State Mike Pompeo said on Thursday that the United States has assessed, based on intelligence, type of weapons used and sophistication of assaults, that Iran is responsible for the attacks on tankers in the Gulf of Oman.

(Reporting by Lesley Wroughton; Writing by David Alexander Editing by Sonya Hepinstall)