At least one person was killed on Monday after a midsize business jet skidded off the runway while landing at the Scottsdale, Arizona, municipal airport and collided with another jet that was parked, authorities said, Report informs via Reuters.

Dave Folio, a spokesperson with the Scottsdale Fire Department, said at a press conference that at least four other people were injured in the crash.

One person remains trapped inside one of the planes and first responders were working to free them, he said, while three other people were taken to area hospitals.

Folio provided no other details and it was not immediately clear what caused the jet to skid off the runway.