Milestones

Ten years ago: In his third day of testimony on Capitol Hill, Lt. Col. Oliver North said he had shredded evidence as part of a planned cover-up of his role in the Iran-Contra affair.

Five years ago: Democrat Bill Clinton tapped Tennessee Sen. Al Gore to be his running mate. The space shuttle Columbia landed at the Kennedy Space Center in Florida, ending a two-week mission. CBS news commentator Eric Sevareid died in Washington at age 79.

One year ago: Former Colorado Gov. Richard Lamm began a drive for the presidential nomination of Ross Perot’s fledgling Reform Party. Attorney Melvin Belli died in San Francisco at age 88. The National League won the baseball All-Star game, 6-0, over the American League.