this week we dive into the event that changed the NASA shuttle program and the massive cover up that ensued.

sources:

npr.org/2021/03/07/974534021/remembering-allan-mcdonald-he-refused-to-approve-challenger-launch-exposed-cover

nytimes.com/2021/03/09/us/allan-mcdonald-dead.html

nasa.gov/centers/langley/news/researchernews/rn_Colloquium1012.html

ksl.com/article/50122513/allan-mcdonald-engineer-who-refused-to-approve-challenger-launch-dies-in-ogden

space.com/18084-space-shuttle-challenger.html