That case involved the discovery of a man's body in the River Great Ouse at Olney, Buckinghamshire, in 1986.

BBC: Thames Valley Police bid to solve eight cold cases

All five companies have underperformed this year and are trading at attractive valuations, says Olney.

FORBES: German Soccer Disappoints But The Stocks Still Shine

To understand the impact of the World Cup on Coke, Olney looked back at the last one which was held in Germany.

FORBES: Playing The World Cup With Stocks

Karen Olney, strategist at UBS, says it is not too late to buy European stocks with strong sales outside Europe and sell U.S. stocks that have heavy European exposure.

FORBES: Sell America, Buy Europe (Selectively)

Meanwhile, at UBS, strategist Karen Olney is offering investors a way to participate in the games by investing in stocks that are likely to benefit from the hoopla over the World Cup.

FORBES: Playing The World Cup With Stocks