In  world news headlines -

> South Africa's confirmed covid-19 cases have doubled in two weeks to 750,000 while health officials in India have registered the country's biggest daily spike as its total passed 800,000.

> The United States has again broke its own record for new coronavirus cases in a single day, with more than 66,600 fresh infections documented over the course of the last 24 hours.

> Serbian police have detained 71 people after clashes during the fourth night of anti-government protests against the Serbian president that were initially sparked by his plans to reintroduce a covid-19 lockdown.