A search and rescue operation is under way in the Dolomites in northern Italy for two British men who have gone missing on a hiking trip. Aziz Ziriat, 36, and Samuel Harris, 35, from London, were last heard from on 1 January after sending messages home from the Trentino region.

Aziz Ziriat, 36, right, and Samuel Harris, 35, left, are missing Two British men have gone missing while hiking in the Dolomites mountain range in northern Italy. Aziz Ziriat, 36, and Samuel Harris, 35,

A major search operation is underway in Italy's Dolomites for two British men who have gone missing while hiking. Aziz Ziriat, 36, and Samuel Harris, 35, both from London, have not been heard from since January 1,