The U.N. monitors, whose numbers gradually rose to about 300, were sent in to ensure that both government and opposition fighters were abiding by the cease-fire and other elements of Annan's peace plan.

CNN: STORY HIGHLIGHTS

Former Guns N' Roses guitarist Slash may have shed some light on Rose's artistic hyper-sensitivity during an interview with David Letterman last year.

NPR: Is New Guns N' Roses CD Worth The Wait?

Slash was the lead guitarist of Guns N' Roses from 1985 - 1996, leaving after a feud with lead singer Axl Rose, who is the only original member remaining with the band.

BBC: Slash to receive Hollywood Walk of Fame star