The second episode of Todd Sampson's Body Hack pulled an audience of 446,000 metro viewers in last night's ratings.
The episode, which examined the impact of the war n Iraq on the soldiers involved, was slightly down on last week's premiere that attracted an audience of 537,000.
Ten's MasterChef was the ratings winner, taking out the top spot across all key demographics overnight, drawing in an audience of 838,000 viewers.
Sampson took to Twitter to explain that due to the primetime timeslot certain parts of the episode couldn't be aired.
In last night's episode, the former Leo Burnett chairman joined an Iraqi shock troop in the Islamic State stronghold of Mosul.
Acknowledging that the war itself had been heavily covered by journalists, Sampson and his crew followed the lives of the soldiers and medics behind the scenes.
Sampson found himself under gunfire at one point, when a presumed allied forces helicopter turned out to be Iraqi enemy forces.
The show has continued to push the barrier this season, following last week's episode which saw Sampson join the sadhu's of India and immerse himself within their culture.
The former Leo Burnett chairman took part in a ‘penis yoga’ ritual in which naked men bend their private parts around a sword, he witnessed one of the elders eat human flesh and get high from a frog.
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