The presidential office voiced regret Tuesday after acting President Choi Sang-mok appointed two justices to the Constitutional Court, saying he has gone beyond his authority as the interim leader by going ahead with the appointments.

South Korea's acting President Choi Sang-mok said on Tuesday he would immediately move to fill vacancies on the Constitutional Court in a effort to restore stability after the impeachment of two of his predecessors this month triggered political turmoil.

South Korea's acting President Choi Sang-mok seeks to fill vacancies in the Constitutional Court, aiming to restore stability following political upheavals. Choi, who became acting leader after the impeachment of Prime Minister Han Duck-soo,