Sports Desk LAHORE - Pakistan ace tennis-star Aisamul Haq and his Indian partner Rohan Bopanna on Wednesday advanced to the quarterfinals of men's doubles in the 600,000 Euro Stockholm Open tennis tournament, it is reliably learnt. The top-seeded Pakistan-India beat Julian Knowle of Austria and Poland's Lukasz Kubot 6-4, 6-4 to start their campaign on a positive note. They will play the winner of the match between Kohlmann and Alexander Waske and wildcard duo of Martin Emmrich of Germany and Andreas Siljestrom of Sweden.