©2015 Bloomberg News NZONO56JTSEF (Bloomberg) — Shanghai issued a warning for children and the elderly to stay indoors as air pollution levels in the city rose to “heavy,” mirroring a red alert for smog issued by Beijing that’s prompted school closures. The concentration of PM2.5 — particles considered the must

published Feb 15th 2017, 4:00 am, by Nafeesa Syeed (Bloomberg) — It’s not just the Democratic Party learning lessons from cyber attacks linked to Russia during the 2016 U.S. election: hackers, too, are shifting their tactics, according to the co-founder of computer security company CrowdStrike Inc. Undeterred by tighter sanctions