It remains unclear whether Iran was involved. Announcement comes amid increased tension in Gulf between Iran and the United States.

U.N. says it is monitoring redeployment of Houthi rebels from three key ports as part of ceasefire agreement reached in December.

Recipient of this year's Jerusalem Prize says her grandmother fled anti-Semitic persecution in Germany and for the rest of her life suppressed both her trauma and her Jewish heritage.

Reformist newspaper Arman says that Tehran court shut down Seda weekly, which urged "high-level engagement" and warned that closing the Strait of Hormuz would lead to "widespread war."

Military forces and police armed with assault rifles stand guard outside church compounds.