Russia’s Sputnik V vaccine is 92 percent effective at protecting people from Covid-19 according to interim trial results, the country’s sovereign wealth fund said on Wednesday, as Moscow rushes to keep pace with Western drugmakers in the race for a shot.

The initial results are only the second to be published from a late-stage human trial in the global race to produce a vaccine that could halt a pandemic that has killed more than 1.2 million people and ravaged the world economy...