Chinappa and Sandhu built up a narrow one - game lead .
Chinappa and Sandhu were pegged back by a strong response from Pallikal Karthik and Ghosal , who are the first Indians to ever reach the final of the Mixed event .
Chinappa and Sandhu built up a narrow one - game lead , but were pegged back by a strong response from Pallikal Karthik and Ghosal , who are the first Indians to ever reach the final of the Mixed event .