<p>A heavy rainstorm caused an underpass of Interstate 17 in Phoenix, Arizona, to flood on October 2.</p><p>The rainfall comes from the remnants of Tropical Storm Rosa, and local news reports said</a> it dropped over an inch of rain on the Phoenix area in the early hours of October 2.</p><p>This footage posted by the spokesman for the Arizona Department of Transportation shows ADOT trucks blocking access to the flooded underpass. Credit: Doug Nintzel, ADOT via Storyful</p><br />