Police arrest suspect in 2017 Delphi murders

Police announced they have arrested Richard Allen from Delphi, Indiana, for the 2017 murders of Abby Williams, 13, and Libby German, 14. SUBSCRIBE to ABC News: https://bit.ly/2vZb6yP WATCH MORE on http://abcnews.go.com/ LIKE ABC News on FACEBOOK:   / abcnews   FOLLOW ABC News on TWITTER:   / abc   #ABCNews #DelphiMurders