Vancouver closing out first no-snow winter in 43 years. There may be more on the way

The Calgary Zoo's new polar bear made his debut Wednesday but it will be a while before he gets up close and personal with the current polar bear in residence. Yelle, a 500 kilogram, 20-year-old bear that arrived from Quebec has finished quarantine and made his way into the zoo's habitat, wolfing down caches of food that staff had laid out for him.