NEW : Doctors Without Borders highlights plight of the many people displaced by violence . Mission is expected to last about six months , Defense Minister Jean-Yves Le Drian says . About 400 French troops are already deployed in the African nation . `` The fighting in Bouca is indicative of how horrific violence is engulfing the Central African Republic , '' said Sylvain Groulx , head of the group 's mission there . Comment:
NEW : Doctors Without Borders highlights plight of the many people displaced by violence . Mission is expected to last about six months , Defense Minister Jean-Yves Le Drian says . About 400 French troops are already deployed in the African nation . Comment: