On this week's disaster episode, Bryce travels to Medicine Bow Peak in Wyoming to investigate the crash of United flight 409. The flight killed 66 passengers and tied two other crashes as the deadliest aviation incidents of 1955. 

Sources: 

https://gettotext.com/all-good-things-come-in-threes-origin-and-meaning/

https://aviation-safety.net/database/record.php?id=19550322-0

https://web.archive.org/web/20081215065525/http://www.time.com/time/magazine/article/0,9171,807756,00.html

https://rosap.ntl.bts.gov/view/dot/33537

https://web.archive.org/web/20100623145747/http://uwlib5.uwyo.edu/omeka/archive/files/03autumnannals_09ddebde6b.pdf

https://www.wyohistory.org/encyclopedia/united-flight-409-1955-crash-killed-66-people

https://en.wikipedia.org/wiki/1955_Altensteig_mid-air_collision 

https://en.wikipedia.org/wiki/Mdedicine_Bow_Peak https://en.wikipedia.org/wiki/List_of_accidents_and_incidents_involving_airliners_in_the_United_States#Deadliest_incidents 

https://en.wikipedia.org/wiki/John_F._Kennedy_International_Airport 

https://en.wikipedia.org/wiki/United_Airlines_Flight_409