Rebecca Hersher

Dr. Christopher Fisher was working at Sunrise Hospital and Medical Center just off the Las Vegas strip on Sunday evening when the patients starting arriving.

"It did look a bit like a war zone, can't say that it didn't," he remembers. "Frantic families, blood in the hallways."

People came in so grievously injured and so many at a time that Fisher, who is the medical head of trauma services for the hospital, and his colleagues used markers, writing directly on patients, to do triage.

Hurricane Harvey flooded more than a dozen Superfund toxic waste sites when it devastated the Texas coast in late August. An EPA report predicted the possibility of climate-related problems at toxic waste sites like those in Texas, but the page detailing the report on the agency's website was made inactive months before the storm.

Flu symptoms can be more severe when you're pregnant, landing women in the hospital, threatening their lives and even leading to preterm birth or miscarriage. The virus is a risk to the woman and the baby.

So, it's particularly important that people who are pregnant get the flu vaccine. And it's also important that the effects of those vaccines be studied in pregnant women.

When Alexia Boggs was applying to law school, she initially considered all the big specialties, but none of them seemed quite right.

"I was looking for a field of law where none of my family could ever seek my help," she says, sarcastic but also not really joking.

Medical workers in Houston are dealing with a secondary problem after last week's floods: Clinics that offer methadone and other opioid addiction therapies are just getting back up and running, and many people don't have access to the treatments they need.

Updated at 8:15 p.m. ET

Officials are still trying to confirm whether Texas floodwaters have spread contamination from decades-old toxic waste sites, as water recedes and residents return to homes that, in some cases, were flooded with water that passed over known contaminated areas.

Among the most pressing medical needs facing Houston at the moment: getting people to dialysis treatment.

At DaVita Med Center Dialysis on Tuesday afternoon, nurses tended to dozens of patients on dialysis machines while another 100 people waited their turn. Some were clearly uncomfortable, and a number said they hadn't been dialyzed in four days.

Those delays can be life-threatening.

Updated at 7:00 p.m. ET

A man convicted of killing two people in what prosecutors argued were racially motivated murders in 1987 was executed by lethal injection on Thursday evening in Florida.

A concert in Rotterdam was canceled after Dutch police received a tip about a possible terror plot at the venue.

The American garage rock band Allah-Las was scheduled to perform on Wednesday night, but the event was called off after a warning from Spanish authorities led to the arrest of two men who officials suspected might be planning an attack, according to NPR's Soraya Sarhaddi Nelson.

As Soraya reported for NPR's Newscast unit:

On Monday, the moon will completely eclipse the sun, and people all over the U.S. will watch.

For those who have been boning up on eclipse trivia for weeks, congratulations. For everyone else, here are the things you need to know about the phenomenon.

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