Marks & Spencer shoppers face longer wait for online orders

By James Davey LONDON (Reuters) - Marks & Spencer, Britain's biggest clothing retailer by sales, admitted on Monday it had been forced to extend delivery times for online orders as a new distribution centre has struggled to cope with heavy Christmas demand. Improving its online offer is a central plank of M&S's strategy to reverse nearly a decade of market share decline in its clothing business. Its stock was the second-biggest faller on Britain's FTSE 100 index of blue ch