Stocks stumble after weak U.S. data, dollar slides

By Saqib Iqbal Ahmed NEW YORK (Reuters) - 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