South Korean tax authorities have initiated a probe into YG Entertainment, the management agency of K-pop band BIGBANG among other,... over allegations of tax evasion. <br />Sources says the National Tax Service has collected relevant documents from the company's headquarters in western Seoul. <br />The probe comes amid a sex scandal involving Seungri,... a former member of BIGBANG. <br />The authorities declined to confirm the details of the probe. <br />