A London zoo is now the new home of a baby porcupine. The baby is living comfortably with mom but zookeepers won't know more about its health and gender until its first check up, which will take place in just a few months.
Travelers are getting hit with delays at U.S. airports again Wednesday, an ominous sign heading into the long July 4 holiday weekend, which is shaping up as the biggest test yet for airlines that are struggling to keep up with surging numbers of passengers.
