Los Angeles is home to the country’s largest population of undocumented immigrants. So when President Trump’s immigration raids arrived, many expected trouble.

The DOT noted that motorists “should be aware that modifications or extensions” to the schedule may become necessary due to weather delays or other unforeseen conditions.

Falling on President Trump’s 79th birthday, the parade was added just a few weeks ago to the U.S. Army’s long-planned 250th anniversary celebration.