7 things to know now: McClendon dead after indictment; immunity in Clinton email investigation;

What to know now:

1. Trump's plan: Businessman Donald Trump made public his plan to reform healthcare should he be elected president in November. Trump, who has campaigned on a promise that he would "repeal and replace Obamacare," offered a seven-point healthcare reform plan that includes eliminating the individual mandate requiring every American to purchase insurance.

2. Romney to speak:  Mitt Romney,  who was the Republican nominee for president in 2012, is set to give a speech Thursday in Salt Lake City on "the state of the 2016 presidential race," according a press release. Romney is not expected to announce he is entering the race nor is he expected to endorse anyone Thursday, a source close to Romney told CNN.

3. Clinton emails: The Justice Department has granted immunity to the former State Department staffer who set up an email server at the New York home of Hillary Clinton. Bryan Pagliano, according to The Washington Post, is cooperating with the FBI as the agency investigates the exchange of classified government material sent and received via that server. Pagliano worked on Clinton's 2008 presidential campaign prior to working for the State Department and helping to set up the server in Clinton's home in 2009.

4. Carson sees "no path forward:" Retired neurosurgeon Ben Carson announced Wednesday that he will not be participating in Thursday's Republican Debate, and that at this time he does not "see a political path forward" after the primary results from Super Tuesday. Carson said the movement he has advanced since announcing his plan to run for president would continue, and that he remains "committed to Saving America for Future Generations."

5. McClendon dies: Aubrey McClendon, a former energy company executive who was indicted on federal conspiracy charges Tuesday, was killed Wednesday when his car struck a wall in Oklahoma City. McClendon, the founder and ex-CEO of Chesapeake Energy and part-owner of the NBA's Oklahoma City Thunder, "pretty much drove straight into the wall," Oklahoma City Police Department Capt. Paco Balderrama said. "There was plenty of opportunity for him to correct and get back on the roadway and that didn't occur," Balderrama added. McClendon was 56.

And one more

MH370 debris: Officials believe that debris that washed up on a beach in Mozambique was part of a Boeing 777 believed to be the missing Malaysia Airlines Flight that disappeared two years ago next week. The debris appears to be the leading edge of the tail section of a Boeing 777, authorities say.  Malaysia Airlines Flight 370 disappeared from radar during a flight from Kuala Lumpur to Beijing, China. There were 239 passengers and crew aboard the flight.

In case you missed it

Who you gonna call? The trailer for the new “Ghostbusters” movie is set to be released Thursday. Here’s the trailer for the trailer. Three million people have watched this already.

Cox Media Group