World News Update, what you need to know

Two Palestinians armed with a gun and meat cleavers have burst into a Jerusalem synagogue and killed four Israelis before being shot dead in the city's bloodiest attack in years.

ELSEWHERE:

PARIS - A probe on comet 67P/Churyumov-Gerasimenko has found traces of organic molecules and a surface much harder than imagined, scientists say.

GENEVA - The World Health Organisation has urged vigilance as European poultry farms are hit by a new kind of bird flu.

MOSCOW - Russian President Vladimir Putin has praised the Australian government for the atmosphere at the G20 summit in Brisbane.

KIEV - Ukrainian security services have claimed to have thwarted a plot against the Dutch foreign minister as he paid his respects to the victims of downed Malaysia Airlines flight MH17.

STELLENBOSCH - Oscar Pistorius' lawyers have filed court papers opposing prosecutors' move to appeal the verdict and sentence in his murder trial.

NEW DELHI - Indian authorities have quarantined a man who was cured in Liberia of Ebola but showed traces of the disease in his semen samples after arriving in the country.

ROME - Secret mafia initiation rites have been caught on camera for the first time by Italian police, who have arrested 40 suspected gangsters in raids across the north of the country.

HELSINKI - Finnish telecom equipment group Nokia has announced an unexpected return to mobile devices with a tablet aimed at the Chinese market.