Have you ever heard the sound of sixty thousand hearts breaking simultaneously? It sounds like, well… nothing. Just a vast, sudden, emptiness where there once was a wall of noise. It’s eerie. On Monday, Jamal Bhuyan, captain of the Bangladesh national football team, all swagger and smirking confidence, had promised he’d break Indian hearts. On Tuesday, he did just that. It was his wicked delivery that Gurpreet Singh Sandhu flapped at, that Saad Uddin turned in to give Bangladesh the surprise lead against hosts – and favourites – India in their crucial World Cup Qualifier. The moment the ball thumped into the back of the net, the vacuum hit. The till-then-raucous Indian fans couldn’t quite believe that a team they’d expected to swat away had taken the lead. At that moment, even the small, vociferous contingent of Bangladesh fans could not find their voice. Salt Lake had been stunned into silence. On a night of noisy chaos in Kolkata, it lasted but a fleeting instant, but that silence will boom loud and clear across the subcontinent. A message had been sent. Bangladesh aren’t here to muck about. Not anymore. As their head coach Jamie Day said after the match –…