French eighth seed Richard Gasquet reached his first US Open semi-final on Wednesday with a rollercoaster 6-3, 6-1, 4-6, 2-6, 6-3 win over David Ferrer, the Spanish fourth seed.
Gasquet will play either second seed Rafael Nadal or Tommy Robredo for a place in the final.
Gasquet downs Ferrer to make first US Open semi
