(3rd LD) US imposes sanctions on N.K. leader's sister over human rights violations

(ATTN: CHANGES dateline; ADDS Seoul's response in paras 13-14)By Chang Jae-soon

WASHINGTON/SEOUL, Jan. 11 (Yonhap) -- The United States imposed sanctions on the sister of North Korean leader Kim Jong-un on Wednesday for her links to human rights vio