A travel alert has been issued for Americans planning to visit a city in northern Mexico due to a potential threat. Consular activities in the city have been temporarily suspended. The notice was released on Monday night, citing information about a threat, but no details were provided.

The US government has urged its citizens to exercise caution, avoiding government buildings and seeking shelter in the event of an incident. Citizens are also advised to remain aware of their surroundings.

Further information about the threat is not available, but the Mexican President has mentioned a possible alert about a criminal group. For more details, citizens can refer to the official notice.