Iga Swiatek suffers shock fourth-round loss to Qinwen Zheng at US Open 2026, ending four-year Grand Slam title streak

At Flushing Meadows, Iga Swiatek experienced a major shock when she lost to Qinwen Zheng in the US Open 2026 fourth round. Although she led 5-0 in the first set, she collapsed, losing 7-5, 6-3. This was the first time since 2026 that Swiatek ended a calendar year without a Grand Slam title. That moment was not just an ordinary tennis match, but a vivid demonstration of the power of patience and decisive moments. While Swiatek had soared with a four-year streak of Grand Slam victories, her career seemed to begin a period of unexpected transition. This article will go deep into the detailed analysis of the match, the surrounding context, tactical details, and deeper perspectives, helping readers understand this story better.