Yemen's Houthi rebels say a U.S. strike has hit a detention center for migrants in Saada, killing dozens of people.

DUBAI, United Arab Emirates (AP) — Yemen’s Houthi rebels on Monday alleged a U.S. airstrike hit a prison holding African migrants, killing at least 68 people and wounding 47 others. The U.S. military said it was investigating.

Corpses covered in dust and debris were scattered in the wreckage of a detention centre for African migrants in Yemen, after what Houthi-controlled television described on Monday as a U.S. airstrike that killed 68 people.