Young shuttlers Sourabh Verma and RMV Gurusai Datt have continued their rampaging run in the Indian Open Super Series. At the Siri Fort Complex in New Delhi on Thursday, both the playersnotched up wins in the second round to reach the quarterfinals of the men's singles. Sourabh continued his giant-killing spree with a 21-19 18-21 21-11 upset win over seventh seeded Kenichi Tago of Japan, while Gurusai sent Yuhan Tan of Belgium packing to a 21-13 14-21 21-13 defeat. However, India number one P Kashyap lost against world number two Taufik Hidayat in straight games 21-17 21-19. In the women's doubles, eighth seeds Jwala Gutta and Ashwini Ponnappa lost a gruelling battle 20-22, 18-21 to Eei Hui Chin and Pei Tty Wong of Malaysia. The other Indian doubles combinations have also made their exit from the tournanment.