The military involvement by Russia in Syria could force OPEC's largest member to capitulate on production cuts, entrepreneur Boone Pickens tells CNBC.
Angela Merkel said the need for Ankara's cooperation on the refugee crisis has not changed her views about Turkey's bid to join the EU.
Russia-backed Syrian forces mounted what appeared to be their first major coordinated assault on insurgents on Wednesday.
Authorities working with the FBI have interrupted four attempts by gangs that sought to sell radioactive material to Middle Eastern extremists.
"I don't think Saudi Arabia and Russia right now could agree on whether or not it's sunny outside," John Kilduff says.
NATO on Tuesday rejected Moscow's explanation that its warplanes had violated alliance member Turkey's air space by mistake.
The latest escalation in fighting in Syria has heightened international involvement and threatens to bring the conflict from proxy to all-out war.
CNBC’s Hadley Gamble brings you up to speed with the latest geopolitical tensions surrounding the Syrian conflict.
Hadley Gamble, CNBC correspondent, says the incursion could sour relations between Turkey and Russia.
Michael Fallon, U.K. defense secretary, says progress is being made in Iraq and ISIL is being pushed back.
Both the West and Moscow are unwilling to stand down over Russia's annexation of Crimea, raising concerns that tit-for-tat sanctions are here for the long-run and could even be increased.
MSF is leaving Kunduz after an airstrike on its hospital there on Saturday that killed 22 people, the NYT reports.
U.S. President Barack Obama warned Russia on Friday that its bombing campaign against Syrian rebels would suck Moscow into a "quagmire," after a third straight day of air raids.
Lancaster University’s Simon Mabon discusses the possible endgame for Syria.
A coalition of western and Middle Eastern states have denounced the recent Russian airstrikes Syria as the Kremlin announced a prolonged campaign.
Charles Hecker, global research director at Control Risks, discusses the complicated military situation on the ground in Syria.
As nations get involved with Syria, Dr Alan Mendoza, executive director on Russia & Syria at The Henry Jackson Society, says a “terrible accident” may happen, whereby allies attack allies.
Russia has bombed a CIA-trained Syrian rebel group, pitting itself against the US in a Middle East conflict for the first time since the Cold War.
Russian Foreign Minister Sergey Lavrov on Thursday downplayed criticism over the country's air strike targets in Syria.
A peace agreement with armed rebels would permanently add 1.5 percent to Colombia's GDP, according the country's leader.