The Centers for Disease Control and Prevention on Thursday escalated its health warning to a level 3 as the coronavirus continues to spread, recommending that people avoid all nonessential travel to Wuhan, China. The State Department reiterated its level 2 travel advisory, which urges people to exercise caution if traveling to an affected area. An initial State Department website post …

The sirens are usually used to warn of extreme weather events such as tornadoes. “All 156 sirens in the city were activated last night – it does appear at this time that it was a hack,” a spokeswoman for the city told reporters. The noise “woke up a lot of people”, she added. The sirens were activated at 23:42 local …