more than 150 police officers in Mexico , Mexico , have been killed in each day . Authorities say cartels are responsible for killings . Leyzaola threaten that an officer will be killed recent weeks unless the police chief resigns . Do you want us to send messages to the criminals asking them to please put their AK-47s ( assault rifles ) down and stop committing crimes ? '' The chief -- a former military officer -- says he 's not stepping down .
more than 150 police officers in Mexico , Mexico , have been killed in each day . Authorities say cartels are responsible for killings . Leyzaola threaten that an officer will be killed recent weeks unless the police chief resigns . The chief -- a former military officer -- says he 's not stepping down .