Read the following paragraph and determine if the hypothesis is true:

Michael Allen Baker (born October 27, 1953) is a retired captain in the United States Navy, former NASA astronaut, and the International Space Station Program Manager for International and Crew Operations, at NASA's Johnson Space Center. He is responsible for the coordination of program operations, integration and flight crew training and support activities with the International Partners.

Hypothesis: Michael Allen Baker performed space walks
It's impossible to say