Rescuers work to save Italian caver trapped 585m underground
Ottavia Piana fell during an expedition to map an uncharted branch of the Bueno Fonteno cave near Bergamo A huge rescue operation was under way north-east of the Italian city of Bergamo to free a caving instructor who became trapped while exploring a cave. Ottavia Piana, 32, considered an expert spelunker, injured herself after falling…