"It Helped Catch Serial Killers.

Read "It Helped Catch Serial Killers. Can It Stop Elephant and Wildlife Poachers, Too?". (You will need to have a subscription to The New York Times for this. To see how to get a free subscription through the College, look at the link in the left sidebar titled 'Get FREE NY Times Subscription.')
What is the purpose of this article? What sorts of evidence does Catherine M. Allchin use in the article? What other topics does the topic of this article relate to?
Your response should be about a paragraph long. Be sure to label your response!
https://www.nytimes.com/2022/02/14/science/elephants-ivory-dna.html
If this does not work I have attached the pdf version as well.