Tom Switzer, U.S. Studies Center research associate at the University of Sydney, says there are serious limits to how much a U.S.-led coalition can bring positive change in Syria.
German police commando units arrested two people in Berlin on Thursday who are suspected of planning an attack, a police spokesman said.
Vadim Nikitin, senior associate at Stroz Friedberg, talks about how Russian president Vladimir Putin is dealing with the situation in Syria and the escalating tensions with Turkey.
Russia’s President Putin is meeting his French opposite number Hollande Thursday evening, as France seems keener to bring Russia in from the cold.
Russia may trade an end of EU sanctions with cooperation on Syria, says Tina Burrett, assistant professor of political science at Sophia University.
Brussels has reopened after a four-day security lockdown but the hunt went on for militants police fear may mount a Paris-style attack.
Russia sent an advanced missile system to Syria to protect its jets and pledged its air force would keep flying missions near Turkish air space.
France was hoping to build a broad coalition against ISIS, but talks have been complicated by the Russia-Turkey jet incident that's forced countries to take sides, says Lauren Goodrich, senior Eurasia analyst at Stratfor.
Brian Jenkins, senior adviser at RAND, says the countries will not go to war over Turkey's downing of a Russian jet, but there will be repercussions.
Mehmet Ali Tugtan, assistant professor of international relations at Istanbul Bilgi University, speaks to Hadley Gamble about the Russian military jet which was shot down by Turkey and how this could negatively affect Turkey's economy if Russia retaliates.
Christopher Granville, managing director of Trusted Sources, says Turkey is hostile to a peace process in Syria.
Richard Engel, NBC correspondent, reports on the latest developments from Turkey, where a Russian military jet was shut down for infringing on Turkey's airspace.
Alastair Newton, political analyst at Alavan Business Advisory, says there will either be increased efforts of coordination between all parties, or there will be a standoff.
The Russia-Turkey jet incident should not be a driving force behind investment decisions, says Kerry Craig, global market strategist at JPMorgan Asset Management.
Taner Seben, the Turkish Ambassador to Singapore, shares evidence that the downed Russian jet violated Turkish air space.
If the U.S. or UN mediate between Russia and Turkey, risks of gas pipeline disruptions will lessen, says Sailesh Jha, chief Asia economist at Credit Suisse Private Banking & Wealth Management.
The Russian jet downing led to an unwinding of existing risk trades, says Ray Attrill, co-head of FX strategy at National Australia Bank.
Oil prices rallied nearly 3 percent Tuesday. But over the next year, increases are expected to be more subdued.
Steven Pifer, senior fellow at the Brookings Institution, says there had been the prospect of a Western coalition, including the U.S., France and Russia, undertaking military operations in Syria.
Rodger Shananhan, research fellow at the Lowy Institute for International Policy, says the key issue is that Turkey returns the Russian pilots from the downed jet.