(3rd LD) Lawmakers grill woman at heart of scandal at detention center
(ATTN: TRIMS; RECASTS headline, lead, throughout with questioning of Choi)
By Kang Yoon-seung
SEOUL, Dec. 26 (Yonhap) -- South Korean lawmakers on Monday questioned the friend of President Park Geun-hye, who is at the center of a scandal that led to