Overview: "Searching for Jacob" rebroadcasts a segment on the search for a Sudanese boy whose schoolbooks were found in a destroyed village in Darfur. "The Kanzius Machine" rebroadcasts a segment on a cancer treatment machine developed by an inventor with leukemia. "El Sistema" rebroadcasts a segment on a musical training program in Venezuela. "Andy Rooney" talks about airplanes and flying.