Coco Gauff draws on Tiafoe and ‘delusional’ self-belief in US Open escape

Coco Gauff advanced past Mirra Andreeva in the US Open quarter-final at Flushing Meadows despite committing 12 double faults and facing two match points. Gauff credited her resilience and 'delusional' self-belief, along with support from fellow American player Frances Tiafoe, for helping her through the difficult match. The victory keeps Gauff alive in the tournament as she continues her bid for the US Open title.