evidence: No, two workers weren't harmed by fentanyl-laced water in Chicago area | Fact check The claim: Two pipeline workers were given fentanyl-laced water bottles in Chicago suburbs [...] "We regret to inform you of a tragic incident that occurred two days ago involving NPL Pipeline Company in the Chicago suburbs," reads the letter, which is dated July 20. "During the project, two flaggers were offered bottles of water by an unknown individual in a passing car. Sadly, one of the flaggers lost their life, and the other is currently in critical condition. After conducting an investigation, it is suspected that the water provided to the flaggers was laced with fentanyl."