10 Things to Know for Today, Feb. 23, 2018

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

1 - FLORIDA SHERIFF SAYS DEPUTY ON DUTY AT SCHOOL NEVER WENT IN

The deputy at the high school where 17 people were massacred waited outside the building for about four minutes without ever going in and has resigned after being suspended without pay.

2 - WHY TRUMP COMMENTS POINT TO DEEP DIVISIONS OVER ARMING TEACHERS

In the aftermath of yet another mass school shooting, the idea of arming teachers continues to divide educators, parents and the public.

3 - SHOOTING SURVIVORS ENDURE ASSAULT FROM ONLINE TROLLS

Just days after watching their classmates die, survivors of the Florida school shooting come under a different kind of assault, this time from online trolls who threaten the students as they seek tighter gun laws.

4 - NRA ACCUSES GUN CONTROL ADVOCATES OF EXPLOITING SHOOTING

The NRA strikes a defiant tone amid a renewed debate over gun rights and school safety after the deadly shooting in Parkland, Florida. Wayne LaPierre of the NRA says opponents are trying to "exploit tragedy for political gain."

5 - WHICH EX-TRUMP CAMPAIGN ASSOCIATES FACE NEW CHARGES

Special counsel Robert Mueller files additional charges against Trump's former campaign chairman, Paul Manafort, and a business associate. The filing adds allegations of tax evasion and increases the amount of money Manafort is accused of laundering through offshore accounts to $30 million.

6 - HOW SPECIAL INTEREST GROUPS PRESS CASE AT TRUMP'S PROPERTIES

An AP analysis of the interest groups that visited President Trump's properties in his first year in office finds several instances that at least create the appearance of "pay for play."

7 - MISSOURI'S GOVERNOR INDICTED

A St. Louis grand jury indicts Missouri Gov. Eric Greitens on a felony invasion of privacy charge for allegedly taking a compromising photo of a woman with whom he had an affair in 2015.

8 - WHICH LAWMAKER RESIGNED JUST BEFORE POSSIBLE EXPULSION

California State Sen. Tony Mendoza, accused of sexual misconduct, resigns just ahead of a possible vote to expel him. He's the third California lawmaker to resign over sexual harassment allegations since the #MeToo movement emerged.

9 - WHERE 'YOU CAN'T BE ABOVE GROUND FOR EVEN 15 MINUTES'

World leaders call for an urgent cease-fire in Syria as government forces pound the eastern suburbs of the capital in an unrelenting campaign that has left hundreds of people dead in recent days.

10 - VONN HONORS LATE GRANDFATHER

Lindsey Vonn scatters her grandfather's ashes on a rock near the mountain where the downhill races were run. Don Kildow served in the U.S. Army during the Korean War in the 1950s.