Russian president says coronavirus vaccine developed by Gamaleya Research Center

More than 8,600 new cases confirmed over weekend

Coronavirus cases rise to over 4,100 in semi-autonomous region

Secret Service agent escorts US president to Oval Office after opening fire on individual outside White House

Jimmy Lai is critic of Chinese state and leading figure in Hong Kong’s pro-democracy movement

Confirmed deaths exceed 733,800

Search for missing people ongoing as authorities try to ascertain their exact number

Some 3,484 infections reported in past 24 hours

President Hassan Rouhani has allowed Muharram processions despite rising numbers

Over 23,000 more people catch coronavirus in Brazil, Mexico records nearly 4,400 new infections