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Emmanuel Macron (R), head of the political movement 'En Marche' or 'On the Move' and candidate for the 2017 presidential election, greets the Mayor of Lyon Gerard Collomb as he arrives to visit the Institute of Pediatric Oncology in Lyon on February 4, 2017.
February 4 marks World Cancer Awarness day. / AFP / POOL / ROBERT PRATTA (Photo credit should read ROBERT PRATTA/AFP/Getty Images)