We have the Fine Guidance Sensors, one of which we will exchange out of three. Another one we changed on the last servicing mission, and on the fourth servicing mission in 2003 or 2004, the third one will be exchanged.
-- Claude Nicollier
   
Claude Nicollier   Name:
Claude Nicollier
Type:
Astronaut
Nationality:
American
Birth:
September 2, 1944
https://www.nutquote.com/quote/Claude_Nicollier