Laurel Wamsley

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  The FBI says that someone called into its tipline to report concerns about Nikolas Cruz, who has told police he killed 17 people in a Florida high school this week – but that the bureau failed to follow protocols to assess the threat.

Updated at 10:35 p.m. ET

The FBI says that someone called its tip line to report concerns about Nikolas Cruz, who has told police he killed 17 people in a Florida high school this week — but that the bureau failed to follow protocols to assess the threat.

The bureau says a person close to Cruz contacted the FBI's Public Access Line on Jan. 5 to report concerns about him. Those concerns included information about Cruz's gun ownership, a desire to kill people, erratic behavior and disturbing social media posts.

Updated at 10:50 p.m. ET on Friday

In the shooting Wednesday at Marjory Stoneman Douglas High School, 17 people were killed. Three were on the staff as coaches or teachers; 14 were students. On Thursday afternoon, the Broward Sheriff's Office identified them.

Here are their names.

Alyssa Alhadeff

In the shooting Wednesday at Marjory Stoneman Douglas High School in Parkland, Fla., 17 people lost their lives.

Two of those who were killed were beloved coaches. Aaron Feis was an assistant football coach and security guard at the school, while Chris Hixon was the athletic director and wrestling coach.

It feels like just yesterday that Chicagoans were told that their prized skyscraper, once the world's tallest building, would no longer be named the Sears Tower.

"Call it the Big Willy," encouraged the CEO of the company that had bought the naming rights. But it's been almost nine years, and while some folks do call it the Willis Tower, few do it with much gusto. And no one calls it Big Willy.

Now Chicagoans are losing the name of another beloved skyscraper: the John Hancock Center.

Updated at 11:40 a.m. ET

The father of three daughters who say they were sexually abused by disgraced doctor Larry Nassar lunged at him in a Michigan courtroom Friday, before being tackled to the ground by sheriff's deputies.

The White House has abandoned its choice for the next ambassador to South Korea, reportedly because of differing views on the idea of using a pre-emptive strike against North Korea.

Victor Cha, who was widely reported to be the prime candidate for the post, is no longer under consideration, a National Security Council spokesman told NPR. No reason was given. Cha is a professor at Georgetown University who served as director for Asian affairs at the National Security Council during the George W. Bush administration.

Updated 6 p.m. ET

Williamson, W.Va., sits right across the Tug Fork river from Kentucky. The town has sites dedicated to its coal mining heritage and the Hatfield and McCoy feud and counts just about 3,000 residents.

Updated 6:20 p.m. ET

A false ballistic missile alert in Hawaii was sent on Jan. 13 because an emergency worker believed there really was a missile threat, according to a preliminary investigation by the Federal Communications Commission.

Some pageant contestants hit a hump in the road this week. That is, a camel beauty contest in Saudi Arabia disqualified a dozen camels for receiving Botox injections to make them more attractive.

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