视频介绍
追凶39年终破悬案
参考资料：
https://en.wikipedia.org/wiki/Murder_of_Michelle_Martinko
https://iowacoldcases.org/case-summaries/michelle-martinko/
https://littlevillagemag.com/michelle-martinko-murder-trial/
https://www.desmoinesregister.com/story/news/crime-and-cour