Delhi today reported over 15,000 cases of coronavirus in 24 hours - the highest since May 8. The national capital's daily cases jumped a whopping 41.5 per cent in a day as 15,097 infections were detected in the city. This comes a day after the city witnessed its biggest single-day spike - 10,665 cases - in nearly eight months. The positivity rate has surpassed 15 per cent.