Slayer, Exodus, and Suicidal Tendencies will be touring together this year.  Here are leaked dates for the trek.
5/9 Magna, UT @ The Great Saltair
5/10 Denver, CO @ Fillmore Auditorium
5/11 Billings, MT @ Shrine Auditorium
5/13 Kansas City, MO @ Uptown Theater
5/15 St. Louis, MO @ The Pageant
5/16 Milwaukee, WI @ Eagles Ballroom