Under pressure from the US, President Claudia Sheinbaum has authorised military operations to arrest cartel leaders.
Related stories
'The mood got better and better as the night went on': Dems celebrate midterms victory
Trump admits Iran war partly responsible for GOP's midterm defeat
US midterms: Trump 'has done everything to make life difficult for business owners'
Four oil tankers destroyed in Hormuz after hitting mines, Tehran says
Democrat Abdul El-Sayed wins Michigan Senate race, will become first Muslim senator
Republicans fuming after Democrat Talarico flips Texas Senate blue