First-ever rock-'n'-roll caravan for human rights

At 3 a.m. and beyond for three nights last week, late-night travelers near Atlanta came upon an astonishing new rock group in the lounge at the Ramada Renaissance. There, goofing and jamming together, were U2's lead singer Bono Vox and guitarist the Edge as well as Lou Reed, the grandfather of punk, Genesis Founder Peter Gabriel and New Orleans' own rock-'n'-soul kings, the Neville Brothers. Gyrating happily on the dance floor to the improvised mix of music was Joan Baez. This nightly ritual was the after-hours afterglow of the first-ever rock- 'n'-roll caravan for human rights, a six-city rolling tour of...