France's high-speed rail network was hit by "malicious acts" including arson attacks, disrupting traffic on the day of the opening ceremony for the Paris Olympics, national railway operator SNCF said Friday.Local media, quoting SNCF, reported that a massive attack was carried out in a bid to paralyze the TGV network from Thursday night to Friday and is expected to affect at least 800,000 people.SNCF said repair work will continue into the weekend, adding that it will take a while for train services to return to normal.Friday's scheduled press conference on the opening ceremony has been canc…READ FULL ARTICLE