UK's Giant Pandas Leave Edinburgh Zoo, Return to China

The U.K.'s only giant pandas left Edinburgh for China on Monday after spending 12 cub-less years in the Scottish capital.  It was hoped that female Tian Tian ("Sweetie") and male Yang Guang ("Sunshine") would produce a cub during their stay at the Edinburgh Zoo.  But the bears, who even had a special black, white, grey and red tartan created in their honor, never succeeded in conceiving.  "It's sad that Tian Tian hasn't bred here. We would obviously really have liked her to have done so, but...