10 Things to Know for Wednesday

Your daily look at late-breaking news, upcoming events and the stories that will be talked about Wednesday:

1. US: SOME 20,000 HAVE JOURNEYED TO JOIN ISLAMIC STATE, OTHER EXTREMISTS

Travel by fighters to Syria far exceeds the rate of foreigners who went to wage jihad in Afghanistan, Pakistan, Iraq, Yemen or Somalia.

2. BRIAN WILLIAMS GIVEN 6-MONTH SUSPENSION WITHOUT PAY

NBC says the anchor's misstatements were inexcusable and jeopardized the trust he has built up with viewers.

3. DEATH OF US CAPTIVE CONFIRMED

Her parents and U.S. officials announce that Kayla Jean Mueller, who traveled the world on a quest to help others, died while in the hands of Islamic State militants.

The rookie officer fired into a darkened stairwell in a housing project, killing an unarmed man waiting for an elevator.

5. WHO'LL BE AMONG FIRST WITNESSES AT 'AMERICAN SNIPER' TRIAL

Chris Kyle's widow, Taya, will take the stand as trial begins in Texas for the ex-Marine accused of killing her husband.

6. JON STEWART LEAVING 'THE DAILY SHOW'

It's a fresh blow for Comedy Central. The network lost another major host last year when Stephen Colbert left to take over David Letterman's late-night show on CBS.

U.S. scientists say it's time to study the possibility of injecting sulfur pollution high in the air to reflect the sun's heat.

8. SOUTH AFRICA MARKING 25TH ANNIVERSARY OF MANDELA'S RELEASE

The anti-apartheid leader was finally freed Feb. 11, 1990, after decades in prison for opposing white minority rule.

9. WHAT AILMENT MIGHT BE GETTING NEW NAME

Chronic fatigue syndrome should be renamed Systemic Exertion Intolerance Disease — reflecting a core symptom, that exertion can wipe patients out, a health advisory group says.