SINGAPORE – Chua Yuen Keong and Nikhil Tarun Sanghavi were having lunch at Ghim Moh Road Market and Food Centre on Monday (Aug 7) afternoon when they heard a commotion nearby. Chua, 25, turned to the commotion, only to see a man trying to help a woman who was slumped over in her seat. He then nudged Nikhil, 24, and...