An electronic display sign near the entrance for the Pittsburgh Zoo and PPG Aquarium shows the zoo is closed on Monday, Nov. 5, 2012, in Pittsburgh. Zoo officials said a young boy was

 

              An electronic display sign near the entrance  for the Pittsburgh Zoo and PPG Aquarium shows the zoo is closed on Monday, Nov. 5, 2012, in Pittsburgh. Zoo officials said a young boy was
An electronic display sign near the entrance for the Pittsburgh Zoo and PPG Aquarium shows the zoo is closed on Monday, Nov. 5, 2012, in Pittsburgh. Zoo officials said a young boy was killed after he fell into the exhibit that was home to a pack of African painted dogs who pounced on the boy and mauled him on Sunday, Nov. 4, 2012. (AP Photo/Keith Srakocic)
Tags: WHO , Dogs