A grand jury indicted 51-year-old Lucio Diaz on aggravated assault with a deadly weapon for two more victims.
Diaz worked in maintenance and was caught on camera allegedly relieving himself into personal water bottles in the offices he cleaned.
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One of his victims claims she caught an STD after drinking one of the tainted bottles.
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Diaz was arrested on Oct. 21, and is currently in jail at the custody of immigration officials.