Legendary Seattle grunge rockers Soundgarden announced the first four dates for an upcoming summer tour.  The trek will kick off July 2nd at Toronto's Molson Candian Amphitheatre, before heading to Philadelphia on the 13th, Red Rocks in Denver on the 18th, and the L.A. Forum on the 22nd.  The band is hoping to release another batch of dates in the next coule of weeks.