Breakdown of graduation rates in select cities

A breakdown of the 2005 graduation rates in the 50 largest cities, along with the percentage point changes in this rate between 1995 and 2005.

MWC commissioner proposes playoff to BCS; BCS coordinator not worried about antitrust threat

PASADENA, Calif. — Mountain West Conference commissioner Craig Thompson made his league’s case for sweeping changes to the Bowl Championship Series, including a move to an eight-team playoff, in a 90-minute presentation to other conference leaders Tuesday at the BCS meetings.

Hornets searching for answers to Nuggets’ aggressive defense in Game 2

DENVER — Dahntay Jones’ in-your-face defensive style appears to be getting on the nerves of the New Orleans Hornets.

National League Standings

Pittsburgh 7, St. Louis 1

Philadelphia 5, L.A. Dodgers 3

Human-generated lead causes cloud formation at warmer temperatures

WASHINGTON - In a new research, scientists have suggested that lead generated by human activities causes clouds to form at warmer temperatures and with less water, which could alter the pattern of both rain and snow in a warmer world.

Columbine families gather at school to recall loved ones, say it’s time to move on

LITTLETON, Colo. — Lauren Townsend’s parents recently were invited to attend the university graduation of a student who had received a scholarship in their daughter’s name.

A decade after Columbine, massacre still grips world’s attention as ‘iconic’ school assault

LITTLETON, Colo. — Teenage gunmen spilled the blood of children before Columbine, in Alaska, Arkansas, Mississippi and Oregon. After Columbine, more blood was shed in Minnesota and California, in Germany and Finland.

Spring snowstorm starts to weaken after closing stretch of Colo. I-70, stranding travelers

DENVER — A spring storm was weakening after dumping up to 3 feet of snow on the foothills west of Denver — stranding hundreds of people in shelters and forcing the closure of an 80-mile stretch of Interstate 70.

Hundreds stranded at Colo. shelters after spring snowstorm shuts down 80-mile stretch of I-70

DENVER — Hundreds of people were stranded at shelters Friday night after transportation officials shut down an 80-mile stretch of Interstate 70 between Vail and Golden because of wet, heavy snow and multiple accidents.

US, IOC work to iron out Olympic revenue agreement

DENVER - The International Olympic Committee (IOC) and the US Olympic Committee (USOC) have met to discuss a revenue sharing agreement, but said they would not reach an agreement on their main dispute until 2013.

IOC urges football to adopt doping codes

DENVER - The International Olympic Committee (IOC) has urged world football governing body FIFA to agree to the World Anti-Doping Agency’s recent code for doping tests.

Man with gun looking for Obama arrested in Washington

WASHINGTON - A 64-year-old man with a gun was arrested Tuesday near the Congress building after he told police officers that he had a ‘delivery’ for President Barack Obama, police officials said.