(2nd LD) Incentives won't push N.K. to give up nuclear weapons: defector
(ATTN: ADDS more details in paras 6-8)
By Kim Soo-yeon
SEOUL, Feb. 9 (Yonhap) -- An incentive-oriented approach will not help the world reach its goal of getting North Korea to give up its nuclear weapons, a high-profile defector who served Pyongyang