Guitar God Tom Morello is marking International Workers' Day (May 1) by partnering with the International Brotherhood of Teamsters to offer free tracks from Union Town, the 2011 album from his Nightwatchman project. Get them now:

International Workers' Day is a worldwide celebration of the international labour movement. It's officially celebrated in more than 80 countries, and unofficially in many others. Morello fans can go to the Teamsters website to get the free tracks (you do have to submit your email address).