Woo Sang-hyuk, Second Win of the Season… Ready to Win 2nd Consecutive World Indoor Championships 1st place over 2m30 at Czech indoor competition… Successfully completed three practical training sessions in February. ‘Smile Jumper’ Woo Sang-hyuk (27, Yongin City Hall) won his second international competition this year. Woo Sang-hyuk, who has warmed up by winning two…