Nike raised eyebrows last week when it commenced a not-so-subtle guerrilla marketing campaign that poked fun not just at the Olympics, where it is not advertising, but also Adidas, its rival that paid tens of millions of dollars to be an official sponsor at the London Games.

Now, some of Nike’s biggest track and field stars are complaining about rules that limit their ability to promote the companies that help them pay their bills. On Sunday, Sanya Richards-Ross, Nick Symmonds and other Olympians sponsored by Nike took to Twitter to criticize Rule 40, an International Olympic Committee regulation that prevents athletes from advertising for non-Olympic sponsors just before and during the Games.

Full article:
Olympians Take to Twitter to Protest Endorsement Rule – New York Times – July 30, 2012
By: Ken Belson
Link to New York Times article