Families of the astronauts lost in the space shuttle Challenger accident are marking that tragic day 40 years ago. All seven on board were killed when Challenger broke apart following liftoff on Jan. 28, 1986.

The chair of the National Transportation Safety Board expressed concern over the possibility of a mid-air collision at Hollywood Burbank Airport.

A massive pileup involving more than 40 cars shut down part of Highway 58 in Bakersfield, and investigators believe fog may have been a contributing factor.

A federal judge has issued a temporary order prohibiting removal of a 5-year-old Ecuadorian boy and his father who were arrested last week in Minnesota.

A new fire prevention ordinance called EMBER is forcing Berkeley Hills neighbors into a tense standoff, requiring that nothing living remain within five feet of their homes. That's not just inconvenient-it's a dramatic overhaul. Here's why the pushback is growing.

Shocking video shows the moment the child fell. As the SUV made a turn, the passenger door opened, and the 19-month-old child fell to the ground.

The family of 17-year-old Jeana Flores is pleading for help after she was killed by a hit-and-run-driver in Antioch last week. Police say she was found lying on the shoulder of the road with scrapes and gashes on her head and hands.

Attending the game will not be cheap and that's not even including airfare, hotels and other travel costs. Here's what the ABC7 data team found.

In a post to social media, a NASA spokesperson said a "mechanical issue with one of NASA's WB-57s resulted in a gear-up landing." A video showed the landing, with fiery sparks visible.

A man was tackled to the ground after spraying an unknown substance on U.S. Rep. Ilhan Omar at a town hall she was hosting in Minneapolis.