Three BAE Systems employees died Sunday when a small plane they were in collided with another small plane near Brownfield in San Diego County, Calif., according to a company statement.

Carlos Palos, John Kovach and Jeff Percy were killed in that crash. A contractor working for BAE Systems was also killed but that name was not released. The BAE twin-engine Saberliner was on a customer training mission. Multiple news reports said the other aircraft was a Cessna 172 and that its pilot also died. BAE logo