Catherine Ringer has died. She was 68. Ringer was the singer in the French rock duo Les Rita Mitsouko. News reports have confirmed her death. The group rose to fame in the 1980s. One of their big hits remains Marcia Baïla. She was known for a bold stage presence and wide-ranging music style. Tributes have started to arrive. Fans and fellow musicians have been sharing messages of respect. Her death marks a big loss for French rock. The circumstances around her death remain private.