Thousands of fans stormed the field and tore down goalposts after Oklahoma State's 44-10 victory over archrival Oklahoma, leaving at least 13 people injured, including two in critical condition.

Virginia Tech says it acted appropriately in alerting the campus during the 2007 shootings and disagrees with the $55,000 fines that the government has levied on the school.

The retail industry will lose an estimated $3.48 billion to return fraud this holiday season, down from $3.73 billion last year.

The frequency of data breaches in healthcare organizations has increased by 32 percent, with hospitals and healthcare providers averaging four data breaches, says a report on the subject.

Killings related to drug violence in Mexico dropped to 756 in November, the lowest monthly tally in two years, the newspaper Milenio reported.

It's the new, hot trend in Latin America: Families with money are equipping their vehicles with bullet-proof windows so they can keep their families safe.

Forty five percent of U.S. respondents reported that their organization had suffered fraud in the previous 12 months, compared to 35 percent in 2009, says the 2011 Global Economic Crime Survey.

Major League Baseball announced that former Major League pitcher Bill Bordley, a longtime member of the United States Secret Service, has been appointed Vice President, Security & Facility Management.

Members of the U.S. military flying on official orders while in uniform may soon see faster security screening while traveling through the nation's airports.

Costs have forced Tampa, Fla., police to cut their wish list of security products for next year's Republican National Convention.