The situation is actually much worse than the above posts make out. Today’s Washington Post has an article giving more details:
The “protest” (more like an armed insurrection) was because the police had arrested two members of the Ardillos drug gang, one of sixteen gangs controlling the drug trade in the state of Guerrero.
Between 2000 and 5000 people from villages controlled by the Ardillos paralyzed the city of Chilpancingo, population 300,000.
The main highway between Mexico City and Acapulco was blocked to all traffic.
The revolt was successful as protesters “took over not just a whole city, government installations and a major highway in Mexico, but they also took public officials hostage.”
As an aside: as of 7:30 am Eastern time Wednesday, the US Department of State had issued no travel warnings regarding Chilpancingo…