Bolzano - eight climbers died and the wife of a German diplomat was missing after a series of accidents in the Italian Alps, police said yesterday.Four men died after falling more than 100 metres from the approach to the 3,850-metre summit of the great Zebru mountain neat the Swiss and Austrian borders. Another three died in a separate incident on the same mountain later in the day.Eight km further east, a 62-year-old man died after falling 50 metres from Mount Pelmo near Belluno.