Korean stocks may be facing a more troubling sell-off than July's rout, as a shrinking pool of buyers struggles to absorb foreign selling pressure, analysts said Sunday. KOSPI fell for seven straight sessions through Thursday, losing 20.7 percent and falling to 5,554.22. The benchmark rebounded 2.05 percent Friday, but Korean stocks were hit particularly hard in Asia's broader sell-off. The slump comes less than three months after the benchmark plunged from 9,385.59 on June 19 to 5,262.77 on July 29, before recovering above 7,000. Despite resilient earnings expectations, the market backdrop differs from that of July, when a euphoric rally pushed the KOSPI above 9,000. The latest sell-off, by contrast, has battered a market already struggling to regain momentum. David Chung, founder and CEO of Redpoint Partners, said KOSPI has gained about 60 percent this year despite foreign investors selling a net 200 trillion won ($149.4 billion) in Korean equities. "Foreign selling has been a constant in the Korean stock market this year, but the key variable has been who is willing and able to absorb