Your daily look at late-breaking news, upcoming events and the stories that will be talked about Tuesday:
1. JUSTICE DEPT., N. CAROLINA SUE EACH OTHER OVER TRANSGENDER LAWS
Billions in federal aid for the state is at stake as the governor refuses to back away from the law requiring transgender people to use public restrooms and showers corresponding to the gender on their birth certificate.
2. 'A FIRE LIKE I'VE NEVER SEEN IN MY LIFE'
That's how Fire Chief Darby Allen describes the devastation from a wildfire that burned 2,400 homes in Fort McMurray, Alberta.
3. WHY OBAMA ADVISER'S COMMENTS SPARK OUTRAGE
In a New York Times Magazine article, Deputy national security adviser Ben Rhodes boasts of creating an "echo chamber" of support for the Iran nuclear deal.
4. WHO SAYS HE RECEIVED A CALLING TO HELP FERGUSON
Delrish Moss, the new Ferguson, Mo., police chief, said he was driven to help turn around a department that's come under intense scrutiny since the 2014 fatal police shooting of Michael Brown.
5. VIOLENT STORMS RAKE PLAINS
Tornadoes kill two men in Oklahoma, while severe weather also threatens portions of Nebraska and Iowa.
6. $429.6M POWERBALL WINNER STILL HASN'T COME FORWARD
The winning ticket was bought from a 7-Eleven in a residential neighborhood in Trenton, N.J., lottery officials say.
7. 'PANAMA PAPERS' DATABASE GOES LIVE
Investigative journalists publish the names of thousands of offshore companies in a massive trove of data on the finances of the rich and powerful.
8. WHAT A SOUTH DAKOTA TRIBE WANTS BACK
The Rosebud Sioux Tribe seeks repatriation of the remains of at least 10 Native American children who died at a federal boarding school.
9. IN RUSH TO BUY SUVs, SMALL-CAR DEALS ABOUND
Automakers are resorting to discounts and sweetened lease deals to move compact autos languishing on lots.
10. DERBY WINNER NYQUIST ARRIVES AT PIMLICO
The unbeaten colt will run in the Preakness May 21 in the second leg of the Triple Crown.