A woman carries a fake coffin (L) which reads, "We are Ayotzinapa", and a child holds up a poster of the pictures of the 43 missing students from the Ayotzinapa teachers' training college which reads "They were taken alive!" (R), during a demonstration to demand justice in Mexico City, November 5, 2014. The students went missing in the town of Iguala in the south-western state of Guerrero on September 26 after clashing with police and masked men, with dozens of police being arrested in connection with a case that has sent shockwaves across Mexico.
REUTERS/Jorge Dan Lopez (MEXICO - Tags: CRIME LAW EDUCATION POLITICS CIVIL UNREST)