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
