Four minutes. It may not sound like long in most contexts, but it can be an eternity when you are a college student trapped in a campus building where a deranged attacker is methodically stalking and killing everything he meets. The majority of those killed at Sandy Hook, and roughly half of those killed at Virginia Tech, were murdered within four minutes. The deranged graduate student who shot up the Aurora Colorado movie theater managed to shoot 82 people, though officers arrived in just 90 seconds.

Four minutes was an eternity at Florida State’s library, when a mentally ill former prosecutor randomly …read more