According to the State Department, organised crime "including gun battles, murder, armed robbery, carjacking, kidnapping, forced disappearances, extortion, and sexual assault - is common along the northern border," including in the state of Tamaulipas.

Source: https://www.bbc.co.uk/news/world-us-canada-64842273?at_medium=RSS&at_campaign=KARANGA

Hernandez Quiroga was arrested in 2010 as a team leader with the Tamaulipas State Ministerial Police after stalking federal policemen on behalf of the Gulf Cartel, reported the group was preparing to carry out a kidnapping.

Source: https://www.breitbart.com/border/2023/03/13/exclusive-kidnapping-of-4-americans-in-mexico-draws-questions-about-gulf-cartels-potential-control-of-ambulances/

However, the attorney general's office in the state of Tamaulipas said the theory that this was a case of mistaken identity was "strengthening".

Source: https://www.bbc.co.uk/news/world-latin-america-64825204?at_medium=RSS&at_campaign=KARANGA

It was not immediately clear if the two bodies were also being returned to the U.S. In announcing the Americans had been found, Tamaulipas Gov. Americo Villarreal did not provide details on the extent of the wounded person's injuries.

Source: https://www.ctvnews.ca/world/2-americans-dead-2-rescued-from-violent-mexico-kidnapping-1.6302295

Mark Kilroy was a 21-year-old student when he went on a spring break trip in March 1989 to the Mexican state of Tamaulipas, the same region where the four American tourists were recently kidnapped.

Source: https://1010wcsi.com/fox-news/spring-break-dangers-5-americans-whose-vacations-ended-in-death/?utm_source=rss&utm_medium=rss&utm_campaign=spring-break-dangers-5-americans-whose-vacations-ended-in-death

One among many surviving U.S. residents was found wounded and the selection was unharmed, Tamaulipas Gov. Américo Villarreal acknowledged after confirming two Of us died.

Source: https://www.mccourier.com/2-kidnapped-americans-found-dead-in-mexico-2-survivors-have-returned-to-the-us-live-updates/

Tamaulipas security authorities said in a post on X, formerly known as Twitter, that six people were treated for “nervous breakdowns”, in addition to the three people who were injured by firearms.

Source: https://www.shorenewsnetwork.com/2023/09/09/gun-attack-on-mexicans/

The Times noted that just a few days before the kidnapping, another American citizen was shot and killed by the Mexican military in Tamaulipas while he and his friends were driving back from a nightclub.

Source: https://newsone.com/4531534/mexico-kidnappings-update/

The US State Department is advising Americans not to travel to Tamaulipas due to the risk of crime and kidnapping.

Source: https://www.independent.co.uk/news/world/americas/mexico-kidnapping-matamoros-americans-us-citizens-b2294962.html