InSight Crime, 7/23/12
An unidentified group of at least 50 gunmen attacked the mayor’s office and the police station in troubled Michoacan state, in what appears to have been intended as a show of strength rather than a targeted raid.
Five people were killed during the attack, including the director of public security for the municipality, three police officers, and one civilian.
Press estimates for the number of gunmen range from 50 to 80 people, who entered the municipal capital of Vista Hermosa at around 9.30 p.m., July 21. They drove trucks and used these to block off the main entrance and exit points into the town square.
The gunmen then opened fire on the town hall, where a meeting between councillors was taking place…
Mexico Institute 