In Chapter 2 of "Up North," Nellie and Squizzle find themselves in danger when an angry polar bear approaches.

The Berlin police are investigating the vandalism of a memorial dedicated to Jewish children rescued from the Nazis during New Year's Eve demonstrations.

Alyza D. Lewin shares the story of how her grandmother, Peppy Sternheim Lewin, played a crucial role in rescuing 6,000 Jews from the Nazis during World War II.

Sir Nicholas Winton, a British hero, saved nearly 700 Czech and Slovak Jewish children before World War II, a story captured in the documentary "Nickys Family."