... Should the Bahrain Grand Prix go ahead," the letter read, "the sport and its associates run the risk of looking greedy and out of touch with the reality of the situation.
"We are most alarmed that you see no grounds to sever your brand and save its reputation from a totalitarian regime."
The letter, which was signed by Andy Slaughter MP, who chairs the all-party group which includes four Lords and 17 MPs, was sent to big names from Rupert Murdoch, the chairman and chief executive of News Corporation, to Dietrich Mateschitz, the CEO of Red Bull.
Already the build-up of pressure has claimed its first victim, with Porsche Supercup squad MRS yesterday withdrawing its entry for this weekend's race, which is part of the Formula One undercard, citing security concerns. ...