A new Saint for the New World - as Pope Benedict travels to Brazil to canonize the first Brazilian-born Saint.  We profile this holy man and priest from Sao Paulo, Frei Galvao.We also discuss marathon training, a case of 'Blackberry thumb,' and the new Ustream technology.  Darth Vader is there on the outside of the National Cathedral in Washington, D.C., as a type of gargoyle.