Somdev Devvarman extended his excellent run at the ATP Shanghai Challenger by reaching the singles finals with a hard-fought 1-6, 6-4, 6-4 win over Italy's Luca Vanni . He will fight it out with Japanese Yoshihito Nishioka for his second title of the season.After struggling for a long period, Somdev will have a shot at two titles tomorrow as he has already reached the doubles final with compatriot Sanam Singh. The doubles final will be an all-Indian affair as Sanam and Somdev face Yuki Bhambri and Divij Sharan, who edged past the Taipei pair of Ti Chen and Hsien-Yin Peng 7-6 , 7-6 in the semifinal.