National

As officials in Charlotte, N.C., consider when, if, and how to release video of the police shooting of Keith Lamont Scott earlier this week, lawyers for the family have released what they say is eyewitness video taken by Scott's wife.

When Harry Selker was working as a cardiologist in the 1970s, clot-busting drugs were showing great promise against heart attacks. But their life-saving properties were very time sensitive. "If you give it within the first hour it has a 47 percent reduction of mortality; if you wait another hour, it has a 28 percent reduction; another hour, 23 percent. And people were taking about 90 minutes to make that decision," he recalls. "So they were losing the opportunity to save patients' lives."

On Monday, Donald Trump and Hillary Clinton will face off in their first debate at Hofstra University in New York. In a race this close and with as many as 100 million people watching, the debates present both candidates with chances to seize momentum but potential pitfalls as well.

Here are four things to think about as Donald Trump prepares for the debates. We also looked at four things to watch for Clinton.

Hillary Clinton and Donald Trump will be together on stage for the first time on Monday. Both candidates have a lot at stake when they meet at Hofstra University in New York for the first of three presidential debates, this one with moderator Lester Holt of NBC News.

Each has different opportunities and challenges in the debates. Here are four things Clinton will have to think about. We also looked at four things to watch for Trump.

What Does Early Voting Data Tell Us?

For those who can't wait to get this election over with, there's good news — early voting is starting.

The bad news: That only applies to you if you live in one of 37 states that offer some kind of early voting (in person, absentee or by mail) without an excuse needed.

More than 1 in 3 people is expected to cast a ballot early this year. On Friday, voters in Minnesota and South Dakota can start turning in absentee ballots. On Saturday, they can do so in Vermont, and ballots will go out in New Jersey.

American lives have been getting steadily longer, and since the 1960s that trend has been driven mostly by a remarkable reduction in heart disease. But those improvements have slowed dramatically. Scientists are now wondering whether we're approaching the end of the trend of longer, healthier lives.

That's because the steady decline in heart disease is fading.

Hip-hop artist Amisho Baraka, who performs as Sho Baraka, is one African-American man who feels left out by both major political parties — and he says this will affect his vote come November.

Runaway coffins. It's an issue floating to the surface with increasing frequency in Louisiana. It happened again last month when two feet of rain fell in less than 72 hours in some parts of the state. Towns were flooded — as were their cemeteries.