Global stocks stumble after weak U.S. data, dollar slides

Weak U.S. economic data and disappointing auto sales numbers drove Wall Street down on Tuesday, further dragging on global equity prices after the approval of a fiscal stimulus package by Japan's cabinet failed to cheer markets. Data showing muted U.S. inflation hit the U.S. dollar, which dropped to a six-week low against a basket of currencies, while persistent worries of a supply glut sent U.S. crude prices back below $40 a barrel. Wall Street suffered its worst day in nearly a month after dat