US Markets

Tesla shares recharged by Chinese demand for Model 3

Model 3 sales in the world's second-largest economy, expected to represent 40% or more of global electric-vehicle sales by early 2022, have higher margins and will help Tesla achieve increased profitability over the next few years, an analyst says.

Pfizer vaccine bets on early win vs coronavirus, documents show

Pfizer Inc is betting that its coronavirus vaccine candidate will show clear evidence of effectiveness early in its clinical trial, according to the company and internal documents reviewed by Reuters that describe how the trial is being run.