U.N. Secretary-General António Guterres called for Houthi leaders to release 59 detained U.N. workers, diplomatic-mission personnel and others.

U.N. Secretary-General António Guterres called for Houthi leaders to release 59 detained U.N. workers, diplomatic-mission personnel and others.

A spokesperson for Antonio Guterres calls for UN staffers' immediate release, as 69 now detained in the country.