Having cameras with us at all times is a new and valuable form of personal security and we're starting to see more and more stories come out that back this up. Shocked, 17-year-old Anna Jiang was still able to snap a quick picture of a sex offender on New York's subway before getting away. That picture led to his arrest.

A Chinese high school student got her harasser arrested by taking a picture of him using her cell phone on New York's subway, marking the latest instance of the use of technology in crime enforcement. According to the World Journal, the victim of the subway harassment was 17-year-old Brooklyn Tech high school student Anna Jiang. She was taking the N-car when she noticed a strange man standing behind her masturbating and touching her back. Jiang was shocked and afraid, but she managed to snap a picture of his face with her cell phone. As soon as Jiang got off the subway, she reported the incident to authorities at her school and the school called the police. A few days later, suspect Daniel Barricella was arrested and indicted with public lewdness, sexual abuse and harassment charges.

Read the full story at New American Media or World Journal (Chinese).

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