Radio National Breakfast

US President Donald Trump threatened the Iranian regime over the weekend that it had 48 hours to open the Strait of Hormuz, or he would obliterate the country's power plants.
Iran's revolutionary guard says if power plants are targeted, the Strait of Hormuz will be "completely" closed and not reopened until the facilities are rebuilt.  
Meanwhile, gulf countries are finding themselves in the crossfire - with about 3,000 projectiles directed at Iran's neighbours since the war began.
The U-S has recently approved a $16.5 billion arms deal for several Gulf states - but will deeper American involvement boost their security - or force a rethink of the alliance?
Back home the federal government yesterday announced that six fuel tankers scheduled to deliver oil to Australia next month have now been cancelled or deferred.
Meanwhile, Labor has comfortably won re-election in South Australia, as One Nation had its best result in an election in nearly three decades. 
Recap the morning's news, politics and global affairs with the Breakfast Wrap

Every year, thousands of babies born in Australia will need the essential skills of a neonatal intensive care unit.
In 1993, critically ill newborn Hanna was among them,who despite every effort of a neonatal team didn't make it.
But her father Peter Cursley still wanted to give back.
Over three decades he's raised millions of dollars to fund education, research and vital medical equipment for a neonatal unit in Canberra - and for mums and bubs in Wollongong and Victoria's Central Gippsland.
Guest: Peter Cursley, founder of the Newborn Intensive Care Foundation.

Another flooding event is expected for the Northern Territory town of Katherine, after ex tropical cyclone Narelle dumped over 100 millimetres of rain into already swollen catchments.
And in far-north Queensland, residents are mopping up after Narelle tore through towns on Friday.
GUESTS:  Joanna Holden, Mayor of Katherine Town Council and Robyn Holmes, Mayor of Cook Shire Council

US President Donald Trump has given Iran a 48-hour deadline, vowing to "obliterate" Iran's power plants if the Strait of Hormuz is not reopened.
Iran has targeted oil, gas and other freight ships in the vital shipping channel - sending energy prices soaring around the world.
The federal government yesterday announced that six fuel tankers scheduled to deliver oil to Australia next month have now been cancelled or deferred with Energy Minister Chris Bowen warning of, "bumps" in future supply.
GUEST: David Leaney is an expert in international supply chain management and a lecturer at the Australian National University.

One Nation recruit Barnaby Joyce says the South Australian election is a "corroboration" of the polls. 
Mr Joyce said that One Nation was not only taking votes away from the Coalition, but that "the move is on" for Labor too.
GUEST: Barnaby Joyce, One Nation member for New England in NSW