By: Express News Service | New Delhi | Updated: June 12, 2016 10:51 am JNU students Kanhaiya Kumar,. 8217;Chandigarh: ‘I ride 30 to 40 km every day, the biggest problem is traffic’Irina Cheema, a student of BSc (Physics) who says cycling is the best exercise, is concerned about safety of cyclists. Written by Partha Sarathi Biswas| Pune | Published:May 5, 2017 1:25 pmTop NewsNokia targets gains f. new balance 1260v3 For all the latest Cities News, download Indian Express App. The samples have been given for testing at a city-based government laboratory and results will be out in 10-15 days.