Applegate revealed that despite the misdiagnosis, she still has "every symptom of someone with MS," adding, "I still have to use wheelchairs when I go to the doctor's office. I can't walk from the car to the room."

In the years after the 2010 BP oil spill, the number of fish in the deeper parts of the Gulf of Mexico dramatically declined.

Electric aviation is still in the very early stages of its development. But a number of companies are moving forward with more ambitious plans. In contrast to its approach with other forms of electric transportation, the Trump administration seems willing to embrace a bigger rollout. Aviation correspondent Miles O'Brien reports on the promise and the challenges of the budding industry.

The CDC has confirmed more than 4,000 cases of measles this year as the country grapples with the largest outbreak of the highly infectious virus in 35 years. Nearly a fifth of cases comprise children under the age of five, and 95% are among unvaccinated people. Amna Nawaz spoke with Dr. Evan Shirey, a pediatric infectious disease doctor based in Pennsylvania.

Chemical fertilizers and animal waste contain nitrates and phosphorus that can get washed with rain or snowmelt into the state's rivers. That affects Iowa's more liberal urban centers which rely on rivers and lakes for drinking water.

Record high temperatures this year forced European wine producers to harvest grapes much earlier than usual. French wineries fear it will lead to the worst season in 30 years. But Nordic newcomers to the world of wine are toasting what they believe will be a vintage harvest, thanks, in no small part, to climate change. Special correspondent Malcolm Brabant reports from Sweden.

Several meteorological factors have come together to supercharge the Pacific, chief among them the El Niño.

French Finance Minister Roland Lescure told Parliament on Tuesday that about 700 of the country's 10,000 supermarkets were affected.

For many Arizona voters, the top concern heading into the midterms isn't inflation, immigration or education. It's water. With the state gripped by prolonged drought, candidates are facing growing questions about how to secure its water future. Stephanie Sy reports for our series, Tipping Point.

Four men were given preliminary charges in the investigation into the Sept. 8 theft from the small Renoir Museum in the town of Cagnes-sur-Mer on the French Riviera.