Stocks drop

From Wall Street to Sydney, stocks tumbled Monday amid worries that rising COVID-19 infections mean the pandemic is worsening in hotspots around the world. The Dow fell 725 points, or almost 2.1%, to 33,962, the worst day in 2021 for the blue-chip stock benchmark. The S&P 500-stock index fell 2.1%, after setting a record just a week…