The logo of live streaming video platform Twitch. Christophe Ena/AP
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Investigators work the scene of a shooting at a supermarket, in Buffalo, N.Y., on Monday. Matt Rourke/AP
Matt Rourke/AP
The alleged perpetrator of Saturday’s mass shooting at a Buffalo supermarket livestreamed the racist attack online. Using a GoPro camera attached to a military-style helmet, the shooter
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