Reese and Finch question the machine's reliability when they are asked to investigate a teenager who was killed years earlier; Finch remembers the origin of the machine.
"Ghosts" is the second episode of the first season of the American television drama series Person of Interest. It is the 2nd overall episode of the series and is written by Greg Plageman and series creator Jonathan Nolan and directed by co-executive producer Richard J. Lewis. It aired on CBS in the United States and on CTV in Canada on September...
