Donald Trump is making threats, traveling abroad, and negotiating with world leaders.

Mexico’s drug cartels and gangs appear to be playing a wider role in Sunday’s elections that will determine the presidency, nine governorships and about 19,000 mayorships and other local posts.

A letter claiming to be from the Mexican drug cartel blamed for abducting four Americans and killing two of them condemns the violence and says the gang turned its own members who were responsible over to authorities.