France's Socialist election frontrunner Francois Hollande (C) stands at the podium after he was attacked with a shower of flour by a woman in the audience during a speech on housing in Paris in this still image taken from video Feb 1, 2012. Hollande was visibly shocked but resumed his speech. [Photo/Agencies]

France's Socialist election frontrunner Francois Hollande is attacked with a shower of flour by a woman in the audience during a speech on housing in Paris in this still image taken from video Feb 1, 2012. [Photo/Agencies]