'Notable' Wisconsin inmate allegedly confesses to 'Making a Murderer' killing

Steven Avery and his nephew, Brendan Dassey, were convicted in the 2005 death, but have maintained their innocence.
Read more: https://www.nbcnews.com/news/crime-courts/notable-wisconsin-inmate-allegedly-confesses-making-murderer-killing-n1058061?source=Snapzu