NEW YORK - WALL Street stocks tumbled on Thursday after weaker-than-expected unemployment data and public debt worries clouded the outlook for recovery from the prolonged recession.

The Dow Jones Industrial Average of 30 blue-chip stocks sank 129.27 points (1.53 per cent) to 8,292.77 at the market close.

CHICAGO - DATA on Thursday underscored that economic recovery in the United States will be a long, slow slog, with a key manufacturing indicator showing only marginally less weakness and an outlook for rising unemployment even when growth resumes.

The new reports came a day after the Federal Reserve, in minutes released from its April policy meeting, cuts its outlook for economic growth over the next three years and said a full recovery could take five or six years.

NORWALK (Connecticut) - XEROX Corp says Chief Executive Anne Mulcahy will retire July 1. Ursula Burns, the company's president, will take over as CEO.

Mulcahy, 56, is credited with leading the Norwalk, Connecticut-based printer and copier maker out of a deep financial slump earlier in the decade.