In his bid to join the fight against Covid-19 pandemic, Tennis World No. 1 Novak djokovic, his wife and their foundation on Friday pledged to donate 1 million euros to the medical authorities of Serbia. The money will be used to buy ventilators and other medical equipment required for the situation. Djokovic said that his foundation's staff will monitor everything to get the equipment in place. On behalf of his country the 32-year-old also expressed his gratitude towards China for helping his native country with medical aid. According to the authorities Serbia has more than 750 positive Covid-19 cases and at least 7 deaths.