Washington, D.C., now has the worst traffic in the U.S., surpassing Los Angeles. Commuters face long delays and an average 33 ...

The northbound lanes of the 5 Freeway in Castaic are shutdown as crews work to extinguish a fire burning on the hillside ...

Traffic congestion has been linked with higher levels of air pollution, which has been found to significantly affect health.

Which U.S. city has the worst traffic? For years, many looked West for an answer. Tinseltown, where people go to chase dreams ...

Claims are spreading on social media that Los Angeles' notorious congestion had eased because of immigration enforcement. Here's what we know.

A new report says Washington, D.C., has the worst traffic in the country — outranking Los Angeles’ notoriously bad congestion. Researchers at ConsumerAffairs analyzed average commute times, daily ...