CAIRO, April 19 (Reuters) - Oman's Sultan Haitham bin Tariq al-Said is set to visit Moscow on Monday, the Omani state news agency said, as Muscat-mediated nuclear talks between Iran and the U.S. began on Saturday.
The visit will tackle cooperation and cooperation on regional and global issues, the state news agency said without providing further details. (Reporting by Jaidaa Taha and Muhammad Al Gebaly; Editing by Andrew Heavens)