Paris: Social media giant Facebook on Friday became a saviour for an eight-month-old boy who was separated from his mother in a stampede after a terrorist ploughed his truck through a crowd of thousands enjoying Bastille Day celebrations in Nice city, mowing down at least 84 people, injuring some 150.

Tiava Banner was separated from her eight-month-old son after the mayhem. She later posted on Facebook, appealing for anyone who had seen her son, The Mirror reported.