CNN Editorial Research Here is a list of incidents of elementary, middle and high school violence with at least one fatality, from 1927 to the…

CNN Editorial Research Here is some background information about the deaths of 13 people at Columbine High School in Littleton, Colorado, on April…

CNN Editorial Research Here’s a look at abortion in the United States. Facts January 22, 1973 – Roe v. Wade – The US Supreme Court,…

CNN Editorial Research Here is a look at the 1996 Olympic Park Bombing in Atlanta. Facts Two people died and more than 100 others were injured as a…

CNN Editorial Research Here is some background information about the bombing of the Alfred P. Murrah Federal Building in Oklahoma City on April 19,…

CNN Editorial Research Here’s a look at the 1992 riots in Los Angeles. The riots stemmed from the acquittal of four white Los Angeles Police…

CNN Editorial Research Here’s a look at what you need to know about the 1986 Space Shuttle Challenger disaster. Facts Seven crew members died…

CNN Editorial Research Here’s a look at the first moon landing on July 20, 1969. The moon landing was watched by an estimated 600 million…

CNN Editorial Research Here’s a look at the 1965 Selma to Montgomery march in Alabama. Facts Throughout March of 1965, a group of demonstrators…

CNN Editorial Research Here is a look at the life of Michael Chertoff, former secretary of Homeland Security. Personal Birth date: November 28, 1953…

CNN Editorial Research Here’s a look at the Westminster Kennel Club Dog Show, the second oldest continuous sporting event in the United States,…

CNN Editorial Research Here’s a look at Washington’s Birthday, also called Presidents’ Day, a federal holiday marked on the third…

CNN Editorial Research Here’s a look at Valentine’s Day, celebrated every February 14. Facts There are several different theories about…

CNN Editorial Research Here is a look at South by Southwest (SXSW), a collection of music, film and interactive conferences and festivals held…

CNN Editorial Research Here’s a look at the Pulitzer Prizes. The prizes are presented every spring in recognition of achievements in…

CNN Editorial Research Here’s a look at the life of professional tennis player Serena Williams. Personal Birth date: September 26, 1981 Birth…

CNN Editorial Research Here’s some background information about the Quecreek Mine Rescue. From July 24 through 28, 2002, nine coal miners were…

CNN Editorial Research Here’s a look at the life of actor Charlie Sheen. Personal Birth date: September 3, 1965 Birth place: New York, New York…

CNN Editorial Research Here’s a look at Martin Luther King Jr. Day, a federal holiday that falls on the third Monday in January. Facts January…