Firework strikes Delta flight above Chicago on July 4

Firework apparently hits Delta flight in Chicago

Delta flight reportedly hit by firework while landing at Midway

A Delta flight from the Bay Area to Los Angeles was diverted to Fresno Monday after the crew reported an engine issue, the FAA said in a statement. Delta Flight 2725 left from SFO and was headed to LAX, but Delta said crews reported there was an indicator warning of a problem with one of the plane's engines during the flight.

Plane near Midway airport reports being hit by firework