Philosopher Rebecca Newberger Goldstein discusses her new book "Plato at the Googleplex: Why Philosophy Won't Go Away."
The baseball playoffs start Friday with wild card games in the National and American leagues. In the AL, the Baltimore Orioles play the Texas Rangers.
In the NL, the defending World Series champion St. Louis Cardinals play the Atlanta Braves.
The one-game winners will move onto the next round of the playoffs against the divisional champions in each league: the New York Yankees, Oakland A’s and Detroit Tigers in the AL and the Cincinnati Reds, San Francisco Giants and Washington Nationals in the NL.