Today on CNN 10, we spend our final show of 2024 getting an update on mysterious drones baffling residents and officials in New Jersey. We also learn about new technology that could soon use sound waves to change applied sciences, before checking out how one city that doesn't often see snow keeps its snowplow drivers ready to roll. And we find what town Santa will be stopping by for a festive train ride. All this and more on today's CNN 10! 

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