The massacre by truck that killed at least 84 persons, including two Americans, and wounded over 200 others in Nice, France on July 14 raises anew the question of what can be done to prevent low-tech but devastating truck-ramming assaults of people gathered along or near a roadway. The attack came out of nowhere as revelers were gathered along the seaside Promenade des Anglais in the famed resort city to view Bastille Day fireworks.
