Russia said its emergency warnings app came under a "massive cyberattack" on Monday, hours after Ukraine reported a hack in an apparent exchange of blows between the foes, as their longest truce came to an end.

Iran, Qatari mediators hold third day of talks as fears mount for post-election escalation; Israeli strikes kill eight people in Gaza. Follow live updates. .

Qantas and multiple other airlines have been targeted in a cyber security breach, with the Australian airline now working to determine what information was obtained.

Israeli strikes killed at least eight Palestinians, including five police officers, in the Gaza Strip in two separate attacks, according to medics and the Hamas-run interior ministry.

Poland’s prime minister, Donald Tusk, has vowed to see through a contested overhaul of the country’s constitutional court, declaring that “in certain matters, there can be no compromise”. In a prime-time television address on Saturday night, Tusk was defiant, despite overnight protests that saw riot police drafted to protect the court’s building, saying the shake-up was vital to restore a tribunal crippled by years of political disputes....

At least nine people are feared dead after a $US2 million ($A2.8m) private jet crashed into a South Florida mobile home park — apparently demolishing at least one trailer in a massive fireball.Nine people were on board the Learjet 60 en route from Austin,

A federal judge on Sunday dismissed a Justice Department lawsuit seeking to block certification of Alaska’s US Senate race if Republican incumbent Dan Sullivan loses.

In today’s news, Kathmandu’s owner rallies on takeover talks, Westpac forecasts a 10.9 per cent fall in property prices, and Democratic unity explodes in a must-win Michigan midterm race.