Country's ace players Prajnesh Gunneswaran and Sumit Nagal lost in the pre-quarterfinals, ending India's challenge in the men's singles event of the Bengaluru Open here on Thursday.
While the seventh seed Prajnesh threw in the towel to a lowly-ranked Benjamin Bonzi of France 6-7(5) 0-6, eighth seed Sumit lost to 11th seed Blaz Rola of Slovenia