Superstorm Sandy has suddenly thrust climate change into the middle of the presidential election campaign. Neither major party candidate has wanted to say much about the issue up to now, but there are real differences in their policies on climate change.
A blast of frigid Antarctic air has brought snow to much of Southern Brazil. This coincides with the official visit by Pope Francis, and comes on the heels of mass demonstrations against the government. All this has made it a wild winter.
Jessica Golloher reports from Moscow on how some Russians escape the winter blues with the help of zoo animals. Russia's long, cold and dark winters have been linked with high rates of depression and stress.
Anchor Marco Werman speaks with geo-scientist Timothy Bechtel, about the massive sinkhole that swallowed an intersection and a three-story factory in Guatemala as the country was hit by Tropical Storm Agatha.
For many travelers in Europe it won't be a Merry Christmas unless they can get out of the airport. Marco Werman speaks with the BBC's Matthew Price who is in Brussels, where they had 10 inches of snow last night.
Freezing temperatures across Europe continue to wreck havoc with travel schedules, and sporting schedules. But in The Netherlands, where speed-skating is one of the country's most popular sports, 14 below Fahrenheit is a temperature to be welcomed.