Grammy winning singer, songwriter Sting will join artists like Dave Matthews Band and Grace Potter & The Nocturnals for a free performance at the Capital One Jam Fest on Sunday, April 7 at Centennial Olympic Park in Atlanta, GA.  The concert is part of a three-day music festival being held in conjunction with the 2013 NCAA Men's Final Four Championship games taking place at the Georgia Dome, April 6 and April 8.  Meanwhile, Sting has announced a new North American leg of his 'Back to Bass' tour, kicking off in the U.S. in San Francisco, CA on June 2, 2013.  A full list of dates and locations is available .