By CBSMiami.com Team

MIAMI (CBSMiami) – A deadly crash in south Miami-Dade is tying up traffic.

Chopper4 was over the scene on US 1 near mile marker 122.

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Two of the three cars on the scene were badly mangled.

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Southbound lanes are shut down, but northbound traffic was moving along.

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Traffic is building in the area, so you’ll want to avoid it if you can.

CBSMiami.com Team