Unheralded Indian Subhankar Dey shocked multiple time World and Olympic champion Lin Dan 22-20, 21-19 to enter the quarter-finals of the SaarLorLux Open Badminton Championship.
The 18-year-old Sen, the 2018 world junior championships silver-medallist, lost 13-21, 12-21 to Tanongsak Saensomboonsuk of Thailand in a 32-minute contest.
The other men's singles semi-final match on Saturday will be played between Priyanshu Rajawat and Kaushal Dharmamer.
P V Sindhu, K Srikanth, Ajay Jayaram, Subhankar Dey, B Sai Praneeth and Sameer Verma scored easy first round singles victories, while the pair of Jwala Gutta-Ashwini Ponnappa shocked a fancied Malaysian pair to enter the second round of the women's doubles.
Karthikeya Gulshan Kumar produced a thrilling performance
In the women's section, defending champion Unnati Hooda, national champion Anupama Upadhyaya, Ashmita Chaliha, Imad Farooqui Samiya, Tasnim Mir reached the pre-quarterfinals.
Tasnim Mir, who earlier this month became the first Indian to claim world number one status in the U-19 category, beat Keyura Mopati 13-21, 21-14, 21-19 to set up a second round clash against Malvika Bansod.
Though Sindhu decided against travelling to Denmark, she plans to participate in the Asia Open-I and Asia Open-II scheduled to be held in November.
Srikanth spent the early part of the lockdown in his home town, where he was unable to train at his normal level. It was an opportunity for him to reflect on life outside badminton.
Bansod took just over half an hour to dispatch 16-year-old Tasnim in the pre-quarterfinals
Pranaav Jerry Chopra and Sikki N Reddy also won their mixed doubles first round match, beating Denmark's Mathias Christiansen and Alexandra Boje 10-21, 21-16, 21-17.
India's Verma brothers -- Sourabh and Sameer -- advanced to the second round of the men's singles competition of the $120,000 Bitburger Open Grand Prix Gold badminton tournament in Saarbrucken, Germany.
The players will get tested again for the second time on Monday.
However, the tournament was over for fourth seed Sameer Verma after he retired hurt against Ireland's Nhat Nguyen.
Lakshya Sen, his father and physio reached Bangalore, Dey and Jayaram took a flight from Frankfurt to Delhi.
Unnati won 21-18, 21-11 to be crowned the Odisha Open champion for the first time.
Rankireddy and Shetty, who created history on Sunday by becoming the first Indian men's doubles pair to win a BWF Super 500 tournament, are placed ninth in the men's doubles rankings issued on Tuesday.
Ishaan and Sai Pratheek took just 30 minutes to get the better of English duo
Top Indian shuttlers Saina Nehwal, P V Sindhu, K Srikanth and Parupalli Kashyap reached the second round of Syed Modi International Grand Prix Gold badminton tournament after scoring easy victories in Lucknow.
The BWF was forced to cancel multiple tournaments and postpone the Asia leg and the World Tour Final to January next year due to the COVID-19 pandemic.
Saina had pulled out of the opening round of All England Open Championships last week after suffering a thigh injury.
India will be sending full teams for the Thailand Open Grand Prix Gold (May 30-June 4), Indonesia Open Super Series (June 12-18) and Australian Open Super Series (June 20-25).
Lakshya Sen's stunning win over Asian Games champion Jonatan Christie went in vain as the Indian men's badminton team went down fighting 2-3 to two-time defending champions Indonesia in the semi-finals to settle for a bronze at the Asia Team Championships in Manila on Saturday.
Returning to action after nearly two months, Saina, who made last-minute withdrawals from Indonesia Open and last week's Japan Open because of injuries, got past Chaiwan 21-17, 21-19 in her opening round contest.
Title-contenders Saina Nehwal and B Sai Praneeth advanced to prequarter-finals of the Thailand Open after notching up straight-game wins in the women's and men's singles competition respectively.
Defending champion Lakshya Sen pulled out of the SaarLorLux Open Super 100 tournament after his father-cum-coach D K Sen tested positive for COVID-19 in Saarbrucken.
Defending champion H S Prannoy eked out a thrilling win over China's Qiao Bin to advance to the quarterfinals of the $120,000 Swiss Grand Prix Gold badminton tournament, in Basel on Thursday.
Top Indian shuttlers, PV Sindhu and Parupalli Kashyap advanced to the women's singles quarter-finals and men's singles pre-quarterfinals, respectively, of the $120,000 Malaysia Masters Grand Prix Gold in Kuching.
Young Indian shuttler Ashmita Chaliha recorded the first upset of the India Open when she stunned fifth seed Evgeniya Kosetskaya while top seed P V Sindhu sailed into the women's singles second round of the tournament, in Delhi, on Tuesday.
BAI cancels preparatory camp.
P V Sindhu and Kidambi Srikanth scored contrasting victories to enter the quarter-finals of the US $120,000 Malaysia Masters Grand Prix Gold badminton tournament, in Penang, on Thursday.
Former champions P V Sindhu and Kidambi Srikanth advanced to the quarter-finals with easy victories, but the highlight of the third day's proceedings in the Yonex-Sunrise India Open badminton tournament was H S Prannoy's thrilling victory over Denmark's Jan Jorgensen.
A summary of sports events and sports persons, who made news on Tuesday
A summary of sports events and persons who made news on Wednesday
Summary of sports events and persons who made news on Tuesday
Former India badminton coach Vimal Kumar on Tuesday blamed the withdrawals by Asian nations for the postponement of the Thomas and Uber Cup Final, calling it a "big setback" for the sport.
The police on Thursday claimed to have cracked the murder case of a human rights activist at Tetultala in West Bengal's Howrah district in a parcel bomb blast in September, with the arrest of three people. Biswajit Majhi, Abhisekh Roy and Subhankar Das were arrested in connection with the case, police sources said.
I need funds to play more international tournaments, says National Champion Sourabh Verma
Jerome Barson, who was a passenger in a sedan that collided with the SUV that Venus Williams was driving, died 13 days after the accident.