The Dead has announced additional dates on its summer tour. The group will open at Bonnaroo in Manchester, TN on June 15 and close out at Bonnaroo in Riverhead NY on August 10 (the group will also perform at the inaugural Bonnaroo NE on August 9). Opening Acts include Steve Winwood (6/17-25), Willie Nelson (6/27-7/4), Bob Dylan (7/29-8/8), Robert Hunter (7/29-8/8) and moe. (6/29 and 8/2). Full details cane be found on Dead.net.