Crocs shares plummet as US shoppers rein in spending

Shares of American footwear firm Crocs have plunged nearly 30% after it warned of a drop in sales as US shoppers rein in their spending.The rubber clog maker says it expects revenue for the three months to the end of August to fall by about 10% compared with last year, saying that some shoppers are no longer visiting Crocs stores. "We see the US consumer behaving cautiously around discretionary spending," said…