Photos: Mavis Staples at Symphony Center

Mavis Staples performs Friday, April 18, 2014 at Symphony Center. (Brian Cassella / Chicago Tribune)

Chicago Tribune

April 18, 2014 10:51 PM PT

Mavis Staples and jazz violinist Regina Carter performed Friday, April 18, 2014 at Symphony Center. (

Mavis Staples performs Friday, April 18, 2014 at Symphony Center. (Brian Cassella / Chicago Tribune)

Jazz violinist Regina Carter performs Friday, April 18, 2014 at Symphony Center. (Brian Cassella / Chicago Tribune)

Mavis Staples performs Friday, April 18, 2014 at Symphony Center. (Brian Cassella / Chicago Tribune)

Jazz violinist Regina Carter performs Friday, April 18, 2014 at Symphony Center. (Brian Cassella / Chicago Tribune)

Mavis Staples performs Friday, April 18, 2014 at Symphony Center. (Brian Cassella / Chicago Tribune)

Jazz violinist Regina Carter performs Friday, April 18, 2014 at Symphony Center. (Brian Cassella / Chicago Tribune)

Mavis Staples performs Friday, April 18, 2014 at Symphony Center. (Brian Cassella / Chicago Tribune)

Jazz violinist Regina Carter performs with her band Friday, April 18, 2014 at Symphony Center. (Brian Cassella / Chicago Tribune)

Mavis Staples performs Friday, April 18, 2014 at Symphony Center. (Brian Cassella / Chicago Tribune)

Mavis Staples performs with her ensemble Friday, April 18, 2014 at Symphony Center. (Brian Cassella / Chicago Tribune)

Mavis Staples performs Friday, April 18, 2014 at Symphony Center. (Brian Cassella / Chicago Tribune)