Many people believe that computers will one day take over the world... But would we even know if it was happening, or would the AI be so subtle as to go unnoticed until it was too late? That's the premise of the thrilling - and unnerving - new novel ''Daemon Protocol'' (at 12:26) --- The PSAT/NMSQT is offered to high school students during the month of October... What it is and why it's important from the experts at The College Board (at 22:50) --- More delicious, inexpensive and easy-to-make recipes for your family from Kyra's Kitchen! (at 46:27)