Vijayawada, Dec. 26 -- : Local favourite Surya Charishma Tamiri and the experienced Shruti Mundada upset the top two seeds in straight games to storm into the semifinals of the Senior National badminton championships here on Friday.

Surya Charishma proved too strong for top seed Unnati Hooda, winning their quarterfinals 21-12, 21-15 in just 36 minutes while Shruti defeated second seed and former national champion Anupama Upadhyaya 22-20, 21-12 in 39 minutes.

In the semi-finals, Surya Charishma will face Rakshita Sree after the 18-year-old came from a game down to beat world junior championships silver medallist Tanvi Sharma 16-21, 21-14, 21-18.

In the men's singles category, top seed Kiran George had to work hard to overcome the challeng...