In Darwin, a judge decides the fate of a 20-year-old man charged under the NT's Mandatory Sentencing Laws. And at a South Australian jail, six cells are raided to crack a suspected drug ring.

In Eucla, WA, a husband and wife police team patrol the border for drug runners and lead footers. And in Melbourne a young officer subjects himself to viewing child porn as he helps the team tackle paedophilia.

In Kabul, an army private is on high alert for possible attack by rogue Afghan soldiers; In Australia, federal police show an age-progressed image of a missing boy to his dad; police in Perth comb the party precinct.

In the Middle East, an RAAF Strike Fighter pilot flies into battle against ISIS; In Tasmania a mum visits Drug Court with her son; In Sydney Border Force's Counter Terrorism Unit allows cameras in for the first time.

Australia's busiest remand centre goes into lockdown when inmates charged with terrorism offences are brought down from the cells. In Torres Strait, Border Force officers intercept a vessel approaching Australian waters.

Former Olympian Damian Keogh is caught with cocaine during a police operation; we visit inmates at Long Bay Jail; a case worker tries to find accommodation for elderly women who've been thrown out of home by their kids.