Teams to trial 2013 prototype Pirelli tyres in Brazil

In addition to their normal allocation, the Formula One teams will have two extra sets of next year's prototype Pirelli tyres at their disposal for Friday's free practice sessions in Brazil this weekend, in order to give them an idea of the characteristics of the Italian firm's 2013 rubber. “With no testing until February otherwise, this will be an extremely valuable opportunity for them to see what our new tyres are like as they finalise their 2013 cars

via Formula1.com - Latest Headlines http://www.formula1.com/news/headlines/2012/11/14086.html