On October 22nd, 2013 high school student Philip Chism headed to school armed with a box cutter, hoodie and ski mask in tow. The horrific acts he would commit later that day seemingly came out of nowhere, had no motive, and were shockingly brutal in nature. This is the story of Philip Chism and Colleen Ritzer.

Sources:

https://www.youtube.com/watch?v=kv--Oc-U8VE

https://www.cnn.com/2014/07/23/justice/massachusetts-philip-chism/index.html

https://www.salemnews.com/news/local_news/philip-chism-told-police-trigger-word-made-him-angry-at/article_26693d1b-0987-581e-bae5-2cf6fc4447ea.html

https://www.youtube.com/watch?v=WHxLlEYBCmY

https://www.huffpost.com/entry/jury-finds-massachusetts-teen-guilty-in-teachers-2013-murder_n_56708737e4b011b83a6d1353

https://colleenritzerscholarship.com/colleen/