http://www.carrefour.com/sites/default/files/lavueltaversioncourtelight.mp4   SPAIN, 2016-Sep-01 — /EPR Retail News/ — Over 4,770 Carrefour Spain employees get involved during the 2016 Vuelta cycle race. Carrefour Spain is the main sponsor of the cycle race for the fourth year running, once again confirming its place as the only Spanish retail company capable of involving such a high number of volunteers in…