Factbox: Massacres in Mexico's drug gang violence
By Anahi Rama
MEXICO CITY (Reuters) - In late September, 43 students of a teaching college in rural Mexico were abducted by corrupt police working with a drug gang and apparently massacred.
The brutal attack has triggered mass protests against President Enrique Pena Nieto's government.
Following are some of the worst atrocities in drugs-related violence that has killed around 100,000 people since 2007.
(Editing by Simon Gardner and Kieran Murray)
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