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For Jessie and his sled dog team, racing is a full-time job.
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Scientists believe that swarms of hammerheads may be drawn to a group of islands in the Pacific Ocean due to mysterious magnetic forces.
Last season’s champion is determined to land the season’s first fish, but he must contend with a new adversary — his former mate.
Life Below Zero
Wicked Tuna: Outer Banks
Watch your favorite National Geographic Channel shows the day after they air.