By Jessica Gresko THE ASSOCIATED PRESS WASHINGTON (AP)- The Supreme Court ruled against the Navajo Nation on Thursday in a dispute involving water from the drought-stricken Colorado River. States that draw water from the river, Arizona, Nevada and Colorado, and water districts in California that are also involved in the case had urged the court to decide for them, which the justices did in a 5-4 ruling. Colorado had argued that siding with the Navajo Nation would undermine existing agreements and disrupt the management of the river. The Biden administration had said that if the court were to come down in favor of the Navajo Nation, the federal government could face lawsuits from many other tribes. Lawyers for the Navajo Nation had characterized the tribe’s request as modest, saying they…