'Slow puncture caused Vettel's tire failure'

[ahlam1399]

http://img-s-msn-com.akamaized.net/tenant/amp/entityid/AAoyWnr.img?h=100&w=100&m=6&q=60&o=f&l=f&x=1071&y=470Formula One tiremaker Pirelli has concluded that Sebastian Vettel's shredded tire last weekend at the end of the British Grand Prix was caused by a slow puncture.

أكثر... (http://www.msn.com/en-in/sports/formula1/pirelli-slow-puncture-caused-vettels-tire-failure/ar-AAoJQmI?srcref=rss)