 Complete the following phrase:  Born in Gien, Rolland turned professional in 2007 for after riding for the team as a stagiaire in late 2006. In his first season as a professional he won a stage at La Tropicale Amissa Bongo and the Tour du Limousin. In 2008 he won the mountains classification at the Critérium du Dauphiné Libéré. At the 2008 Summer Olympic Games, Rolland competed in the 