Dow up by 30,000 points for the first time ever as US political uncertainty declines and confidence grows that coronavirus vaccines could soon be available

Fed rate cut fails to stanch bloodletting as Dow plunges 12%, stoking fears virus outbreak may lead to long-term recession

After Wall Street suffers its worst day in 30 years, Dow Jones sees its biggest point gain ever after Trump declares virus pandemic a national emergency

Losses accelerate as health authorities declare outbreak a pandemic, bringing US stock market to brink of ending one of its greatest-ever runs