The United Nations said on Tuesday that one of its staff members had died in detention in northern Yemen, where the U.N. has repeatedly called for the Houthi movement to free detained U.N. employees.

The United Nations announced the suspension of its activities in Yemen's Saada region, a Houthi stronghold, after the rebels detained multiple personnel there this year.

This extraordinary and temporary measure seeks to balance imperative to stay and deliver with need to have safety and security of UN personnel and its partners guaranteed,' says spokesman - Anadolu Aj