She is a former worker and firefighter.[1] On November 26, 2019, she was hit by a tear gas grenade, permanently losing the sight in both eyes[2] and the senses of olfaction and taste.[3] Campillai was going to her nighttime work when she was hit by the grenade.[2] She was accompanied by her sister, Ana María, when the incident happened.[1] Ana María immediately confronted the police squad who shot the grenade, but had a grenade shot next to her causing her dress to catch fire.[1] As the police denied Fabiola aid, Ana María shouted for help to which a neighbour reacted and brought Fabiola to hospital in his car.[1] The next day police showed up outside Ana María's house aiming to bring her to the police station, without showing any valid arrest warrant, which Ana María rejected after consulting with her lawyer.[1] As of June 19, 2020, no suspect had been identified,[3] but then on August 14, 2020, two police officers were fired for their involvement in the case.[1] Both the officer in charge of the squad and the one who shot have been identified, and the latter brought to justice.[1] The involved officers deny having aimed at her body or noticed that Fabiola had been injured.[1]