In Dayton, Ohio, a plane crashed on a runway of the Dayton International Airport while performing stunts during the Vectren Dayton Air Show. The pilot, Jim LeRoy, was taken to Miami Valley Hospital and was pronounce dead.

The air show was canceled for the rest of Saturday.

In Oregon City, Oregon, a seaplane crashed, killing two people inside, fire officials said.

In other developments, a medical helicopter with four people on board crashed early Saturday in Mississippi, injuring one person aboard, and in Phoenix, Arizona, on Friday, two news helicopters covering a police chase collided and killed all four people aboard.

Also on Friday, two single-engine war planes at an experimental air show collided in Wisconsin while landing, killing one of the pilots and injuring the other.