Army Wives Season 4 Episode 7 (Army Wives s04e07) with title “Heavy Losses” airs on Sunday, May 23rd 2010 at 10:00 pm via Lifetime.
Here is summary for Army Wives Season 4 Episode 7 :

Pamela is suspicious of Chase’s new approach to their relationship. Meanwhile, Trevor turns to Roland for guidance when he has trouble dealing with the complications in Roxy’s pregnancy.

Few hours after original series aired on TV, online streaming video for Army Wives Season 4 Episode 7 usually available on Net and of course, if video available, as soon as possible will show you where you can watch this episode for free.