This is a roundup of the developments in Iran and the Middle East on Monday, June 1: Tired of missing our real-time updates?  Click here to add us as a Preferred Source on Google .  Then tap the "Star" or "Preferred" to keep DW News at the top of your feed.  UN chief Antonio Guterres called for maintaining peacekeepers in Lebanon after the mandate of the current mission expires at the end of this year. Guterres made the suggestion in a report to the Security Council, according to the AFP news