(LEAD) (Yonhap Interview) 'Relaxed, confident' Park Tae-hwan can be dangerous in Rio: coach

(ATTN: ADDS photo)

By Yoo Jee-ho

RIO DE JANEIRO, Aug. 1 (Yonhap) -- Though he may no longer be the world beater in the pool, South Korean swimmer Park Tae-hwan can still be a force when he's as relaxed and confident as he is now, his coach said Monday.