#BBCtrending: Murdered for tweeting in Mexico?
In Tamaulipas, one of Mexico's most violent states, people use social media to get basic information. The drug cartels have silenced traditional news media.
But the cartels are now turning their attention to prominent social media users too. #BBCtrending reports on an apparent kidnapping, not just of a person, but of their Twitter account - which seems to have later been used to tweet her murder.
Video journalist: Greg Brosnan