10 Things to Know for Friday

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

1. THIEVES STEAL PERSONNEL DATA OF 4 MILLION FEDERAL WORKERS

China-based hackers are believed responsible for the massive breach of U.S. government computers.

2. JEB BUSH TO ENTER PRESIDENTIAL RACE, AIDES SAY

His decision to run ensures the possibility of a general election showdown between two political families as Hillary Rodham Clinton eyes the Democratic nomination.

3. EPA: NO WIDESPREAD HARM TO DRINKING WATER FROM FRACKING

The agency's draft report also warns of potential contamination of water supplies in the U.S. if safeguards aren't maintained.

U.S. government experts are recommending approval for a pill to boost sexual desire in women.

5. POLL: MOST FAVOR ALLOWING IMMIGRANTS IN US ILLEGALLY TO STAY

The Pew survey also finds that about half of Americans think a lot more can be done to secure the nation's border.

6. WHAT US MIGHT DO TO COUNTER RUSSIA

Options being weighed by the Obama administration include deploying land-based missiles in Europe.

The move highlights the use of water as a weapon of war and puts more pressure on Iraqi forces struggling to claw back ground held by the militants.

8. TEXAS CANCER PATIENT RECEIVES SKULL-SCALP TRANSPLANT

It's thought to be the first such transplant from a human donor, as opposed to an artificial implant or a simple bone graft.

9. '19 KIDS AND COUNTING' INTERVIEW A RATINGS HIT

Fox News Channel's Megyn Kelly reaches 3.1 million viewers with her show about TLC's Duggar family and their son's sexual misconduct. It's her largest audience of the year.