Season 4, Episode 20
Episode Name: Purity
Air date: 4/9/2013
9:00 PM , CBS
Summary: When cyanide
in a communal water jug lethally poisons a lieutenant and leaves a Navy
pilot in serious condition, the NCIS: LA team investigates whether this
is an isolated incident or an early test for large-scale water
contamination.
Available Format:
1280 x 528 px MKV
720 x 304 px AVI
480 x 208 px MP4