Police are questioning the former Korean Air executive involved in the 'water rage scandal' … over allegations that she threw a glass of water at an ad agency employee.<br /> Cho Hyun-min , who is the younger daughter of the airline's chairman, appeared at Seoul Gangseo-gu District police station on Tuesday Morning. <br />Faced with a series of reporters' questions, she repeatedly said "I sincerely apologize for the trouble." <br />Cho is currently facing allegations of assault and obstruction of business.<br />And according to the police, there will be a further investigation… over whether she tried to destroy any evidence or threaten the alleged victims. <br />
