[CENTER] [IMG]https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcTFfz_Up8x-olRT9L9AZRaroaMUmz-Ul9ZuV-0vCu_XYtFYqIElbg[/IMG] [/CENTER] [B]Rule 40 [/B] The International Olympics Committee (IOC) has declared a ban on brands who are not official sponsors of Rio 2016 from tweeting about the games. Under Rule 40 of the Olympic Charter, only named sponsors are allowed to use images, hashtags or even seemingly innocuous terms relating to ...