A CRACK IN THE SWISS VAULT - Swiss bank accounts offered people, including American tax cheats, a safe place to hide money. But Switzerland’s largest bank has given authorities formerly sacrosanct information on its American customers because of tips provided by whistleblower Bradley Birkenfeld, who tells Steve Kroft the secrets Swiss bankers never tell. Andy Court and Keith Sharman are the producers."DELAY, DENY AND HOPE THAT I DIE" - Two wars and a recession have significantly increased the claims handled by the U.S. Department of Veteran's Affairs, slowing the large bureaucracy and frustrating many veterans. Byron Pitts reports. David Schneider is the producer.THE SECRET LANGUAGE OF ELEPHANTS - Researchers listening to elephant sounds and observing their behavior are compiling an elephant dictionary. Bob Simon goes to Central Africa to listen to the language of the forest elephants first hand. Harry Radliffe is the producer.