56th Cannes Film Festival started on 14 May and ran until 25 May 2003 . French opera and theatre director , filmmaker , actor and producer Patrice Chéreau was the President of the Jury . The Palme d'Or went to the American film '' Elephant '' by Gus Van Sant based on the Columbine High School massacre
Columbine High School massacre
Columbine High School massacre
2003 Cannes Film Festival