Hyderabad: Kavi Thangam of Tamil Nadu shocked sixth-seeded Ravi of Haryana 21-18, 21-12 in the mens singles Round 32 match of the Yonex-Sunrise All India Senior ranking badminton tournament at Jwala Gutta Academy of Excellence here on Tuesday. In womens singles, top-seeded Mansi Singh of Uttar Pradesh scored a hard-fought 19-21, 21-10, 21-14 win against M. Nivetha of Tamil Nadu. In womens doubles Round 16, Shreya Balaji and S. Deepta of Tamil Nadu shocked second-seeded Muskaan Khan (Karna