Analysis of black boxes from the Russian plane that crashed in Egypt killing 224 people points to a bomb, sources close to the probe said, as Moscow halted flights to the country.
Britain halted flights to and from Egypt's Sharm el-Sheikh airport over concerns a Russian airliner that crashed in the Sinai peninsula may have been brought down by a bomb.
The flight had been bringing holidaymakers back to Saint Petersburg, Russia's second largest city, when it disappeared off radar screens while over the Sinai peninsula.
Ukrainian Prime Minister Arseniy Yatsenyuk blamed Russia's security service for last year's downing of the MH17 airliner over pro-Kremlin separatist territory in the east of the ex-Soviet state.
France said it was calling off the hunt for wreckage from missing flight MH370 after 10 days of air and sea searches off its Indian Ocean territory of Reunion yielded no results.
A plane searching for an Indonesian passenger aircraft that went missing in the remote eastern province of Papua with 54 people on board at the weekend on Monday spotted debris.
Malaysian aviation experts met French officials to coordinate the investigation into missing flight MH370, days after the discovery of a washed-up plane part offered fresh hopes of solving the mystery.
Australian Prime Minister Tony Abbott said Thursday Russia's "outrageous" veto of a UN resolution to establish a special tribunal to try those who shot down flight MH17ю
An Indonesian air force transport plane crashed shortly after take-off, exploding in a fireball in a city residential area and killing at least 20 people.
Shell-shocked Hollywood mourned James Horner, the Oscar-winning composer of musical scores for "Titanic" and "Avatar," who died in a plane crash aged 61.
Airbus said its A400M would take part in the flying display at the Paris airshow next week, just over a month after one of the planes fatally crashed in Spain.