Russia has launched a military satellite that just won't stay still, causing some concern for other satellite operators.
Nick Miller The shooting down of a Russian fighter jet on the Turkey-Syria border is a grave development that could push the world back towards the darkest hour of the Cold War, a foreign policy expert has warned.
Nick O'Malley After the Paris attacks, French leader wanted to forge a broader and more co-ordinated coalition to focus on fighting Islamic State in Syria.
Ruth Pollard and Nick Miller In a dangerous escalation in the Syrian conflict, a Russian warplane has been shot down by Turkish fighter jets in Syria near the Turkish border, after it violated the nation's airspace.
Mark Berman and Mark Guarino A Chicago police officer has been charged with first-degree murder in the shooting death of a 17-year-old last year ahead of the release of damning video.
Russia's military general staff says that one of the pilots of the Su-24 warplane that was shot down by Turkey was killed by ground fire as he parachuted from his crippled plane.
Paul McGeough Did Turkey's President Recep Tayyip Erdoğan, who ironically has emerged as the Putin of his region, really think he was making the conflict more capable of resolution?
Nick Miller A radar track released by the Turkish military purports to show the downed Russian Su-24 fighter passing over Turkish territory before it was shot down.
Daniel Flitton This is the war Islamic State wants, against squabbling enemies far more suspicious of each other than they are united in a fight against the extremists themselves.
Ruth Pollard NATO is preparing to convene an emergency meeting in Brussels overnight as tensions between Turkey and Russia intensified after Turkey confirmed two of its F-16s downed a Russian fighter jet they said violated Turkish airspace.