Discussion of Episode 4.11 "Ghost in the Machine" - Airing 8/26/07 (USA-US)

[Vilandra]

A computer virus attacks a Ubient Software, owned by Drew Imroth – a suspected member of the Marked. Elsewhere, Maia visits Promise City and receives an unexpected birthday gift.

Source: USANetwork.com (http://www.usanetwork.com/series/the4400/)