Air Canada said that more than 623 flights had been cancelled by Friday evening, affecting more than 100,000 people.

President Donald Trump's administration says the Flores Settlement Agreement hinders its immigration crackdown.

Trash and sewage from Mexico plague the Tijuana River Valley, threatening the ecosystem and prompting urgent calls for action from experts and officials.

A local Catholic school teacher faced a federal judge Friday after he was accused of distributing child sex abuse footage.