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Investigators: NASA Needs Culture Shift

The government committee investigating the Feb. 1 space shuttle Columbia disaster says failures in NASA's culture need to be addressed. Investigators ask why a loose piece of foam insulation, now thought responsible for the crash, was not considered a threat. NPR's Richard Harris reports.

Copyright 2003 NPR

Award-winning journalist Richard Harris has reported on a wide range of topics in science, medicine and the environment since he joined NPR in 1986. In early 2014, his focus shifted from an emphasis on climate change and the environment to biomedical research.