THE DAY OF RECKONING - Steve Kroft reports on the growing financial difficulties states across the country are facing. James Jacoby is the producer. ENDLESS MEMORY - Lesley Stahl reports on the recently discovered phenomenon of "superior autobiographical memory," the ability to recall nearly every day of one's life. Stahl interviews the handful of individuals known to possess the skill, which scientists are only now beginning to study. Shari Finkelstein is the producer. THIS IS A DOUBLE-LENGTH SEGMENT.