Dozens were killed on Thursday night when a terrorist mowed a large semi truck through a crowd of people celebrating Bastille Day in Nice, France.
As of Friday morning, the death toll had reached 84, with more than 100 injured, including two Americans and dozens of children. Celebrities offered condolences and prayers online in the aftermath of the attack, the third on France in the last 18 months.
Rihanna also announced that she's cancelling her concert in Nice, which was scheduled for Friday night. "Due to the tragic events in #Nice, my concert scheduled for tomorrow July 15 at Allianz Stadium will not be going ahead as planned," she wrote on Instagram. "Our thoughts are with the victims and their families."