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A North Carolina high school student was killed and another wounded in a knife attack Thursday morning, officials said. A “physical altercation” broke out at Northside High School in Jacksonville just after 7 a.m. that ended with two kids slashed or stabbed — and one teacher with minor injuries, cops said at a news conference. A student was arrested in the incident, but police haven’t disclosed charges and are continuing to investigate. Two student resource officers stationed at the school responded, with the first on the scene within 20 seconds, Jacksonville Public Safety Chief Mike Yaniero told reporters. The two...

Originally built to speed up calculations, a machine-learning system is now making shocking progress at the frontiers of experimental quantum physicsQuantum physicist Mario Krenn remembers sitting in a café in Vienna in early 2016, poring over computer printouts, trying to make sense of what MELVIN had found. MELVIN was a machine-learning algorithm Krenn had built, a kind of artificial intelligence. Its job was to mix and match the building blocks of standard quantum experiments and find solutions to new problems. And it did find many interesting ones. But there was one that made no sense. “The first thing I thought...

Hedge fund Melvin Capital Management lost 53% in January amid a record rally in GameStop and other stocks the fund was betting against, according to The Wall Street Journal citing people familiar with the matter. The heavy losses come as retail investors piled into popular hedge fund short targets, including the struggling video game retailer. Shares of GameStop finished last week with a gain of 400%, bringing its total return this year to 1,625%. The stock closed Friday’s session at $325. As recently as October it traded under $10. CNBC’s Andrew Ross Sorkin reported last week that Melvin Capital closed...

NOTE The following text is a quote: MS-13 Driver in 2007 Murder in Springfield Sentenced to Life in Prison ALEXANDRIA, VA—Carlos Bladimir Montoya, also known as "Ciego," 26, of Sterling, Va., was sentenced today to life plus a consecutive 120 months in prison for his role in the murder of a rival gang member on May 5, 2007. Neil H. MacBride, United States Attorney for the Eastern District of Virginia; Shawn Henry, Assistant Director in Charge of the FBI Washington Field Office; and Colonel David Rohrer, Fairfax County Chief of Police, made the announcement after sentencing by United States District...

SNELLVILLE — City Councilman Melvin Everson is seeking a state House of Representatives seat in 2004. If he wins, Everson will be the first black Republican in state government, a milestone former U.S. Rep. J.C. Watts of Oklahoma achieved in Congress in 1994. Current mayor pro tem of Snellville, Everson, 45, announced his candidacy Monday for District 70, post 1. The seat is currently held by Charles Bannister, the former Lilburn mayor who is mulling over a race for Gwinnett Commission Chairman. “I’m running for the Legislature because it’s time for a change at the state Capitol. Too many major...