Three high-speed train routes in France were vandalised overnight and targeted by saboteurs, the state-owned railway operator on Friday (July 26), causing massive disruption to traffic on the day the Olympic Games officially get underway.<br /><br />WATCH MORE: https://thestartv.com/c/news<br />SUBSCRIBE: https://cutt.ly/TheStar<br />LIKE: https://fb.com/TheStarOnline