Mathis died of a drugs overdose aged 24, but his grandparents Roland and Mauricette attended the opening of the surgeon's trial on Monday on his behalf. Roland said both he and his wife are still ...

By Adam Nossiter Edith Mathis, a light-voiced Swiss soprano who ... giants who dominated mid-20th-century concert halls, died on Feb. 9 at her home in Salzburg, Austria. She was 86.

Mathis died of a drugs overdose aged 24, but his grandparents Roland and Mauricette attended the opening of the surgeon’s trial on Monday on his behalf. Roland said both he and his wife are ...