Videos (not manifestos) of mass shooters before their rampages

Former NFL player Philip Adam’s scoring a touchdown. He went on to kill 5 people at a house and then himself:

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"Now! Feel death, not just mocking you. Not just stalking you but inside of you. Wriggle and writhe. Feel smaller beneath my might. Seizure in the Pestilence that is my scythe. Die, all of you."
- T.J. Lane (in his Facebook poem)

Stephan Balliet:
In this documentary, you can see some footage of him doing a drinking bet, I think, with a friend at around 13:40:
The documentary (you have to actually watched it on YouTube, since on external websites the video doesn't work):

Spoiler:

Well anyways, here is the original YouTube video where that clip is from, originally posted on YouTube on 2010:

Spoiler:

Note: He is appaerently the guy sitting in the chair.

Mark Barton:
In between 4:43 and 5:00 you can see footage of him and his family and also at 5:30 there is a small video clip of him

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"So-called civilized, well-brought up people will eat their own fellow kin, often their own friends, without being able to say why.
Their subconscious will cause them to do so."
-Oscar Kiss Maerth
"Said he was a wolf, only the difference
Was, a wolf’s skin was hairy on the outside,
His on the inside;"
- John Webster
"I cannot allow the cheap fireworks of some amateur terrorist to trigger my beatiful apocalyptic display!"
-Dr. Kabapu
"But hey, you wouldn't have signed on if you weren't planning to becoming a martyr. So let's get to work."
-Mannagaer lol

» School shooters who left manifestos
» Who are some shooters that made manifestos? (informative thread)
» Mass killer manifestos
» School Shooters/Mass Shooters physical state during their shooting.
» Mass shooters inspired by other mass shooters