Wolf attacks on reindeer hit record high in Finland. Some blame Russian wolves. CNN's Isobel Yeung traveled to the Arctic Circle to find out why. Stream the full story on the CNN app. | CNN

25 Days of Wolves | Day 16 🐺 Jack joined the WCC family in 2017 and was one of the most spirited wolves we’ve ever known. Soon after arriving at the WCC, Jack was introduced to Red Wolf Charlotte and the pair welcomed four pups in the spring of 2018: Ben, Deven, Maple, and Marley. Jack’s personality was too big for words to express, but the WCC’s webcams allowed us to witness glimpses of the unique and headstrong wolf that created a dynasty. Join us in protecting wolves and carrying forward Jac