Czech opera singer Sona Cervena dies aged 97
Sona Cervena, a Czech opera singer who became known for playing Carmen and more than 110 roles in San Francisco and other opera houses behind the Iron Curtain, has died aged 97.

Sona Cervena, a Czech opera singer who became known for playing Carmen and more than 110 roles in San Francisco and other opera houses behind the Iron Curtain, has died aged 97.