Ingrid Hibbitts was supposed to be headed to Argentina for a wedding on Thursday evening when her American Airlines flight turned into something “like a nightmare,” catching fire after engine problems forced an emergency landing at Denver International Airport.

An American Airlines plane carrying 178 people caught fire on the tarmac after making an emergency landing at Denver International Airport. Twelve passengers were taken to the hospital with minor injuries.

An engine on an American Airlines jet caught fire after the plane diverted to Denver on Thursday, forcing the evacuation of passengers using emergency slides, the Federal Aviation Administration said.