How did Sally Ride die?

Did Sally Ride die on the space shuttle?

Ride operated the robotic arm to deploy and retrieve SPAS-1. Her second space flight was the STS-41-G mission in 1984, also on board Challenger.

Sally Ride
Died July 23, 2012 (aged 61) San Diego, California, U.S.
Education Stanford University (BA, BS, MS, PhD)
Occupation Physicist