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How many workers were killed in the Deepwater Horizon explosion?

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Fireboats battle a blaze on the Deepwater Horizon drilling rig in the Gulf of Mexico, April 2010. — Deepwater Horizon oil spill Fireboat response crews attempt to extinguish the blaze aboard the Deepwater Horizon oil rig in the Gulf of Mexico, April 21, 2010.

The Deepwater Horizon explosion, which occurred on April 20, 2010, resulted in the deaths of 11 workers. Additionally, 17 workers were injured during the incident.12