After the huge sell-off Wednesday, U.S. stocks fell sharply again Thursday. At one point, the Dow was down nearly 700 points. By late afternoon, it had regained some ground but closed down 546 points or a little more than 2 percent.

Over the past two days, the Dow has lost 1,378 points. The S&P 500 was down 2 percent for the day. The Nasdaq lost 1.25 percent.

All horror is rooted in claustrophobia, the tight confines of the grave, the no-way-out precincts of the haunted house, the airless nightmare from which one cannot awake. In her finely crafted psychological thriller Bitter Orange, the devilish novelist Claire Fuller turns this concept upside down, giving us a sunny, summery, open backdrop that nevertheless becomes a vise tightening around the throats of both the main character and the reader.

Updated at 12:25 p.m. ET

Search and rescue teams worked through the night in Florida to find people who need help, after Hurricane Michael hit the Panhandle as a historic Category 4 storm on Wednesday. Nearly 400,000 electricity accounts had lost power in Florida as of noon ET Thursday.

Ensuring that people with pre-existing health conditions can get and keep health insurance is the most popular part of the Affordable Care Act. It has also become a flashpoint in this fall's midterm campaigns across the country.

And not only is the ACA protection, which mostly applies to people who buy their own coverage, at risk. It's also possible that pre-existing condition protections that predate the federal health law could be in play.

It's hard to make time for history books when there is so much history crashing down on us every single day — and especially when that history is divisive, aggressive and seemingly never-ending.

A Soyuz rocket booster failed during the launch of a capsule carrying NASA astronaut Nick Hague and Russian cosmonaut Alexey Ovchinin on Thursday, forcing officials to abort their mission. The capsule made a "ballistic landing" and rescue teams recovered the pair, who are reportedly in "good condition," NASA says.

Hague and Ovchinin launched from the Baikonur Cosmodrome in Kazakhstan at 4:40 a.m. ET, heading to join the crew of the International Space Station. But more than a minute after launch, their Soyuz MS-10's booster failed.

Dave Huhn is a sheriff's deputy for Montezuma County, Colo., a stretch of sagebrush mesas and sandstone cliffs bordering Utah, Arizona and New Mexico, home to Mesa Verde National Park, where ancestral Puebloans' cliff dwellings still stand.

Huhn specializes in the complex world of water law. His job has become more important in this region after a series of hot, dry summers have made farmers more desperate for water, and more willing to steal it or go to battle over it.