London Olympics Bronze medalist Saina Nehwal will clash with eighth seed Ratchanok Intanon of Thailand in the Women's Singles semifinals of the All England Open Badminton Championships in Birmingham today. In the quarterfinals late last night, second seed Saina registered a thrilling three-game, 23-21, 19-21, 21-16, victory against Shixian Wang of China, to book a place in the semi-finals. However, in the Men's Singles, India's ace shuttler P. Kashyap yesterday crashed out of the tournament, after losing to second seeded Chinese Long Chen, in the quarterfinals, 16-21, 10-21.