Donald Trump has scored another victory in his campaign to punish disloyal Republicans as Thomas Massie of Kentucky lost his primary race, underscoring the risks for lawmakers who defy the president.

One of the two people who could be responsible for killing baby Soul Turany has a history of troubled relationships and was served with a protection order, it can now be revealed.

A solo mum on a benefit says grocery shopping has become the most stressful time in her week because she has to choose which basics to leave out.

A senior public servant was replaced as acting chief executive of a government organisation following revelations she used cocaine once "a number of years" prior to starting in the public service.