Entering the third year of Moon Jae-in's presidency,... South Korea's top office is looking at a potential re-shuffle of its backroom staff and presidential aides as early as next week. <br />Sources familiar with the matter say the verification process for possible replacements has been in the works since late last year.<br />The reshuffle is expected to swap out current presidential aides who plan on running for the ruling party in next year's general elections. <br />The sources say the shakeup could see President Moon's Chief of Staff Im Jong-seok leaving his role. <br />