These selfies were taken at Central Connecticut State University on November 4th, after the campus went into lockdown when someone reported a man with a gun.
Many are taken by students who are bored, trapped in dorms or classrooms, as law enforcement determine whether or not a gunman is still active on campus.
Though some are taken during lockdown drills.
This one was taken by two foreign exchange students at the University Of Minnesota during the lockdown there on November 11th.
This selfie was taken by actor James Franco from inside a plane on the tarmac during the LAX Shooting that happened on November 1st.
In October, when a woman was shot by police on Capitol Hill after attempting to ram the White House with her car, selfies were uploaded by tourists visiting Washington D.C.
Oxford Dictionary named "selfie" the official word of the year for 2013.
And according to The Huffington Post, there have been 16 mass shootings since last year's Sandy Hook, with more than a dozen false alarms and potential shootings averted in the same time.
Which means it's safe to call 2013 the year of the lockdown selfie.
Ryan Broderick is a reporter for BuzzFeed News and is based in London.
Contact Ryan Broderick at email@example.com.
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