that was no big deal, says erik jensen. >> every day this happens. every day. be a television, a radio, a walkman a bag of food clothing, everything is moving back and forth in there. it's like a small city. >> reporter: all they needed was someone who moved outside the prison to bring things inside. and that's where their friend joyce mitchell would come in. the trigger to involve joyce directly in their plot began, oddly enough, when sweat was abruptly removed from the tailor shop in september 2014. >> he was actually taken out of the shop because he had made a comment to my supervisor about another civilian. and my supervisor wrote him up for that. >> reporter: that meant sweat was reassigned, and he lost the prison wage that bought him favors and relative comfort on the inside. >> when mr. sweat was removed from the shop, i guess i felt bad because even though he's an inmate just like you or i, you know, if we lost our jobs, we'd want someone to help us. >> reporter: as joyce took pity on sweat, jeffrey dumas says that was the perfect moment for richard mat

that was no big deal, says erik jensen. >> every day this happens. every day. a television, a radio, a walkman a bag of food clothing everything is movin' back and forth in there. it's like a small city. >> reporter: all they needed was someone who moved outside the prison to bring things inside. and that's where their friend joyce mitchell would come in. the trigger to involve joyce directly in their plot began, oddly enough, when sweat was abruptly removed from the tailor shop in september 2014. >> he was actually taken out of the shop because he had made a comment to my supervisor about another civilian. and my supervisor wrote him up for that. >> reporter: that meant sweat was reassigned, and he lost the prison wage that bought him favours and relative comfort on the inside. >> when mr. sweat was removed from the shop and i guess i felt bad, because even though he's an inmate just like you or i, you know, if we lost our jobs, we'd want someone to help us. >> reporter: as joyce took pity on sweat, jeffrey dumas says that was the perfect moment for richard ma