A year and a half later, they'd learn the mountain lion was illegally shot and killed nearly 800 miles away in Missouri.

A Missouri man recently confessed to killing a mountain lion last year, an act the state considers illegal in most cases.

B-2 bombers head to Guam as Trump weighs decision on joining Israeli strikes against Iran's nuclear sites within two weeks.

Recent research suggests mountain lion sightings in Missouri could rise as these big cats migrate eastward. Learn about ...

Just hours after President Donald Trump confirmed that U.S. forces had launched a major airstrike on three of Iran’s nuclear ...

Autocratic regimes are seldom inclined toward humility. Some form of face-saving retaliation seems inevitable before ...

ABC NewsThe United States struck three nuclear sites in Iran on Saturday, plunging the U.S. into a pitched battle that has ...