Afternoon headlines: Deadly Queensland housefire may have links to domestic violence, court hears in Erin Patterson's mushroom murder trial that she asked her husband's brother to help with her marriage and Peter Dutton makes first public appearance for first time since election loss 

Deep Dive: The two nuclear armed nations of India and Pakistan have the world on edge after a dangerous escalation in their long running war.

International leaders are calling for "maximum restraint" on both sides, after deadly military strikes and threats of retaliation.

In this episode of The Briefing Natarsha Belling is joined by Foreign Affairs expert Dr Keith Sutter who warns the threat of nuclear war is real and the major economic and trade implications for Australia.  

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