On this day in history:
1946 - The Central Intelligence Group, the forerunner of the Central Intelligence Agency, is created.
1963 - Former Atlanta Braves infielder Jeff Treadway was born. He would become a coach at Stratford Academy in Macon.
1973 - The Supreme Court delivered its decision in Roe v. Wade, which legalized elective abortion in the first trimester.
1984 - Apple's '1984' commercial for the Macintosh, during Super Bowl XVIII, helped make the Super Bowl a great showcase for creative advertising. CBSNews.com ranks it as one of the ten most viral of all time, even though it's decades old now.
2008 - Heath Ledger, the Australian-born actor who posthumously won an Oscar for his performance as The Joker, died of an accidental overdose.
2012 - Joe Paterno, longtime Penn State head coach, died of lung cancer. His legacy had been tarnished by the Jerry Sandusky sex abuse scandal.