Paris beach festival adds vehicle barriers after Nice attack

By Matthias Blamont PARIS (Reuters) - Stout vehicle barriers will guard the entrances to the Paris Plages beach festival when it opens on Wednesday, six days after a truck driver killed 84 people when he mowed through a crowd on the French Riviera. The apparent ease with which Mohamed Lahouaiej Bouhlel, a 31-year-old Tunisian, was able to steer a 19-tonne truck onto a pedestrianized promenade to plow through a Bastille Day crowd in Nice, has focused attention on the potential for similar attacks