FILE - In this April 15, 1970 file picture, Apollo 13 commander James A. Lovell Jr., foreground, speaks during a news conference in Cape Kennedy, Fla. before the spacecraft launched on its ill-fated journey to the moon. At center is astronaut Fred Haise. First moonwalker Neil Armstrong, first American in orbit John Glenn, Mission Control founder Chris Kraft, Apollo 13 commander Lovell, first shuttle pilot Robert Crippen and others are pushing for a last minute reprieve for the about-to-be-retired space shuttle fleet. (AP Photo)