Friday's shooting at an Oregon high school injured at least three students. Look back at major school shootings in U.S. history.
On Oct. 24, 2014, 15-year-old freshman Jaylen Fryberg shot five other students at Marysville Pilchuck High School in Marysville, Washington, before turning the gun on himself. Fryberg and four of the other students were killed. Here's a look back at other major school shootings in U.S. history.
Many foods that you think have health benefits may hold hidden dangers for your diet.
It may be hard to believe, but it's already been 25 years since the likes of Sinéad O'Connor, Wilson Phillips and Vanilla Ice topped the charts. Take a look back at who else produced the top pop hits of 1990.