Cleopatra committed suicide in 30 BC. The city of Chicago was founded in 1833. IBM introduced its first personal computer in 1981. The Russian submarine Kursk exploded in 2000, all 118 submariners on board died. Celebrating birthdays today: Mark Knopfler, Pat Matheny and Pete Sampras. Today is the Glorious Twelfth -- a very bad day to be a red grouse in Britain.