A man is in custody after three people were killed in a suspected domestic violence incident in a quiet Sydney cul-de-sac.

An Iranian proposal so far rejected by US President Donald Trump would open shipping in the Strait of Hormuz and end the US blockade of Iran, a senior Iranian official says.

A new cancer treatment machine that arrived at Dunedin Hospital this weekend has been labelled "a significant step forward" for health care in the South. 

After a series of burnouts, toots and taunts, a carload of young people turned up to a farmer's property for a fourth time, but this time he surprised them with his tractor.