'The Staircase' may be your next true-crime obsession

'The Staircase'

(CNN)After receiving well-deserved praise for "Making a Murderer," Netflix, and everyone else, has been looking for riveting true-crime tales. Still, give the streaming service credit for ingenuity in acquiring and simply building upon an existing one, "The Staircase," by adding a closing chapter to a story 17 years in the making.

Originally an eight-episode series in