Milestones

Ten years ago: A real-life drama began in Midland, Texas, as 18-month-old Jessica McClure slid 22 feet down an abandoned well at a private day care center. Hundreds of rescuers worked 58 hours to free her.

Five years ago: Russia’s worst serial killer, Andrei Chikatilo, was convicted of mutilating and killing 52 women and children. The Nobel Prize for chemistry went to American Rudolph A. Marcus.

One year ago: Madonna gave birth to a daughter, Lourdes Maria Ciccone Leon. Archer Daniels Midland Co. said it would plead guilty to two charges and pay $100 million to settle a federal price-fixing case. The Dow Jones industrial average closed above 6,000 for the first time, ending at 6,010.