Additionally, "U.S. Government employees are prohibited from traveling to Playa del Carmen".
An explosion, apparently caused by a mechanical failure, on a ferry that runs between the touristic Playa del Carmen and the island of Cozumel, in the Mexican Caribbean, left three Canadians and 15 Mexicans injured on Wednesday, local authorities reported.
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"Be aware of your surroundings and exercise caution", the alert states. "We do not know the reasons for the decision of the United States Government to issue this statement".
There were 25 people injured in the explosion, the director of Civil Protection for Playa del Carmen told ABC News.
The U.S. Embassy in Mexico City posted the notice on its website Wednesday.
Violence related to organized crime has been on the rise in Mexico since 2017, including at popular tourist destinations in the state of Quintana Roo, such as Playa del Carmen and Cancun.
This popular tourist destination has been under heightened alert after two un-detonated explosive devices were found attached to a tourist ferry, Barcos Caribe II, by Mexican law enforcement in Cozumel on March 1. Previously, the department had used "travel alerts" for short-term dangers and "travel warnings" for long-term concerns, a distinction that was often confusing.
"According to Government of Mexico statistics, the state experienced an increase in homicide rates compared to the same period in 2016", the warning for Quintana Roo states. The State Department reports that there has been an increase in homicide rates over 2016, and that, while most of the homicides appeared to be targeted assassinations stemming from turf battles between rival criminal groups, those clashes have resulted in violent crime in areas frequented by US citizens.
He said he was just in the wrong place at the wrong time when the shooting occurred, and those kinds of incidents "could really happen anywhere in the world".