A new study by the Census Bureau shows that nearly 80 percent of people who drive to work in this country drive alone. The survey also shows that more than 10 million people spend two hours a day getting to and from work. 

With summer vacation under way, here’s something to keep in mind if you’re driving to Northern Arizona—highway construction.

A new study shows that traffic congestion across the U.S. dropped by 30 percent in 2011 over the previous year.  

Many people who tried to use Arizona’s 511 system this past weekend couldn’t get the latest road conditions because the phone number and website were at full capacity.  As KJZZ’s Paul Atkinson

There’s no end in sight to a walk-out by bus drivers in Phoenix and Tempe. That means commuters are dealing with the first work day of interrupted service today.

For the second time this week, the Arizona Senate on Tuesday defeated a proposal that would have asked voters to prohibit the state and its cities and towns from using photo enforcement systems. From Phoenix, KJZZ’s Mark Brodie reports.

Access to Sky Harbor Airport just got easier with the opening this morning of new ramps carrying traffic directly out of Sky Harbor airport on the southbound 143.

Members of the Gila River Indian Community told the state last night they do not want an extension of the Loop 202 on reservation land -- and don’t want it anywhere else, either.

Members of the Gila River Indian Community will vote Tuesday on whether to allow a new freeway to be built on tribal land.  The extension of Loop 202 around South Mountain was proposed more than 25 years ago.  But funding shortfalls and differences over its route have delayed the long-awaited freeway.