Two crew members of Madonna's Sticky and Sweet team were killed Thursday after a stage built for her concert collapsed in Marseille, France. Eight others were hospitalized with injuries. "I am devastated to have just received this tragic news," Madonna said in a statement. "My prayers go out to those who were injured and their families along with my deepest sympathy to all those affected by this heartbreaking news." (Photo: WENN)

Watch her tribute to the men here:

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