A water war on the border appears to be brewing between the United States and Mexico. The United States recently announced it was withholding water payments to Mexico, which has repeatedly come up short in what it owes under a 1944 international water treaty.

Mexican President Claudia Sheinbaum said on Friday that the country was looking for alternatives to comply with an 81-year old water treaty with the United States. Mexico has fallen short on its water deliveries to the U.