Four 1-month-old white tiger cubs have zoo staff in Austria celebrating. White tigers are rare, so for four healthy ones to be born together is considered a great success. Falco, Toto, Mia and Mautzi, now about 11 pounds each, came into the world at just around two pounds. Zoologists credit the cubs' strong family bloodline and serene environment for the big accomplishment. InsideEdition.com's Keleigh Nealon (https://twitter.com/KeleighNealon) has more.