A Chinese graduate student in microbiology from Wyoming has been arrested on suspicion of poisoning a colleague's tea. The incident occurred in Cheyenne, Wyoming, where the student allegedly poisoned the tea of a fellow graduate student. The victim was reportedly working on pending patents and had a strained relationship with the accused. Authorities arrested the student after she attempted to flee the country following police questioning. The case involves allegations of poisoning, with no confirmation of harm yet. The student, who is from China, is now in custody. The incident highlights concerns about academic tensions and potential safety issues in graduate programs. Investigators are examining the circumstances surrounding the alleged poisoning and the student's attempt to leave the country. The case remains under review by local law enforcement.