Confidence among U.S. consumers sank in June more than forecast as Americans became distressed over the outlook for jobs and incomes.

Stocks plunged as the confidence data, combined with Conference Board figures showing China’s economic outlook improved less than previously estimated, added to concern the global economy is slowing. Unemployment and the turmoil in financial markets precipitated by the European debt crisis raise the risk that household spending will falter.

‘What we need are consistent job gains, not just a month or two,