CARTER-FINLEY STADIUM/ RALEIGHAs U2 ended its 18-song set Saturday night at Raleigh’s Carter-Finley Stadium, Bono, the band’s frontman, dedicated the night’s singing to Ariel Dorfman, the Chilean-American novelist and poet who’s taught at Duke University for more than two decades. In 1998, Bono, along with playwright Harold Pinter, contributed his voice to Deadline, a fictional […]