National Education Workers Coordinator union has been leading protests in Oaxaca for days against an education reform
Mexico's foreign ministry said he would face charges including drug trafficking, money laundering and murder in US federal courts
The cause of the explosion at the Petroquimica Mexicana de Vinilo (PMV) plant was not immediately known
The four-day pollution alert marked a reversal from years of progress to improve air quality
In a rotating scheme, a different but equivalent set of cars will be told to stay off the streets on Thursday