Coast Guard arrests a man trying to run a giant hamster wheel across the Atlantic
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https://www.npr.org/2023/09/07/1198252469/coast-guard-hamster-wheel-reza-baluchi-atlantic-ocean
https://www.npr.org/2023/09/07/1198252469/coast-guard-hamster-wheel-reza-baluchi-atlantic-ocean
Coast guard also responds to stuff like oil and haz spills and enforces environmental laws to protect endangered marine species. I think they're pretty OK.