Walker formed her own gospel group, the Caravans, as a young woman and was a protege of gospel star Mahalia Jackson

CHICAGO (CBS/AP) Grammy-winning singer Albertina Walker, who was known as the “Queen of Gospel,” has died at age 81.

Close friend and WVON radio host Pam Morris says Walker died Friday morning of respiratory failure in at RML Specialty Hospital in Chicago.

The Chicago Tribune reports that she had been battling emphysema.

Morris says Walker was “a living legend” who was responsible for launching more than a dozen careers of gospel artists.

Walker formed her own gospel group, 부산출장안마 the Caravans, as a young woman and was a protege of gospel star Mahalia Jackson.

U.S. Congressman Bobby Rush called Walker a voice for the civil rights movement. He says her music was “a healing balm to those who struggled for justice.”

Walker was lifelong Chicago resident and member of the West Point Baptist Church, where she reportedly began singing at the age of 4. Funeral arrangements are pending.