Can a hair strand from a natural wig found at a crime scene implicate its donor?

A Times of India article says donated hair found at crime scenes is hard to link to donors because of scientific limits. It reports DNA testing from cut hair is typically ineffective, making tracing difficult.

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1. 15 Oct, 11:38 UTCFirst appeared on Times of India

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• Can a strand from natural wig found in crime scene lead to trouble for donorTimes of India