Watch: Two aircraft collide and crash at the Dallas airshow

This is the moment that two historic military aircraft collided and fell to the ground, during an air show in Dallas, Texas.

Emergency crews raced to the crash scene at the Dallas Executive Airport, about 16 kilometers from the city’s downtown. So far, it's not clear how many casualties there are. However, there were no injuries among people on the ground.

Click on the video above to see more.