CANNES, France - American filmmaker Michael Moore (news)'s "Fahrenheit 9/11," a scathing indictment of White House actions after the Sept. 11 attacks, won the top prize Saturday at the Cannes Film Festival (news - web sites). AP Photo >img src=http://us.news2.yimg.com/us.yimg.com/p/ap/20040522/capt.can12305222051.france_cannes_film_can123.jpg> AFP Slideshow: Cannes Film Festival 'Fahrenheit 9/11' Wins Cannes' Top Prize (AP Video) "Fahrenheit 9/11" was the first documentary to win Cannes' prestigious Palme d'Or since Jacques Cousteau's and Louis Malle (news)'s "The Silent World" in 1956. "What have you done? I'm completely overwhelmed by this. Merci," Moore said after getting a standing ovation from the Cannes crowd. The grand...