(LEAD) Para Nordic skier Sin Eui-hyun becomes 1st S. Korean to win gold at Winter Paralympics

(ATTN: UPDATES with details; CORRECTS athlete's name)

PYEONGCHANG, South Korea, March 17 (Yonhap) -- Para Nordic skier Sin Eui-hyun earned South Korea's first gold at a Winter Paralympic Games after winning the men's cross-country skiing event at Pyeo