What began as a festive campaign march quickly turned into a scene of terror in the Mexican state of Veracruz on Sunday night when a mayoral candidate was gunned down alongside three other people.

A mayoral candidate in Mexican President Claudia Sheinbaum's ruling party was killed this past weekend with four others during a campaign rally in the eastern state of Veracruz.

Mexican President Claudia Sheinbaum said she remains in contact with state officials and that investigations into the killing of mayoral candidate Yesenia Lara are ongoing.

U.S. cattle futures soared to record highs on Monday after Washington suspended cattle imports from Mexico over a flesh-eating parasite, which Mexican President Claudia Sheinbaum denounced as unfair.

Mexico's President Claudia Sheinbaum called the US decision to suspend Mexican cattle imports for 15 days over a screwworm infection “unfair” on Monday and said she was confident the measure would not result in significant economic losses for her country.

Horse, bison imports from Mexico are also suspended due to the "rapid northward spread" of New World Screwworm, USDA said.

The governor of the Mexican state of Baja California, which borders the US, said on social media Sunday that the United States withdrew tourist visas from her and her husband.

The governor of Baja California said on social media Sunday that the U.S. has revoked tourist visas for her and her husband.