Turkey has bitten more than it can swallow, and Europe is not really interested in picking up the pieces. Domestic opposition to the operation is on the rise, the costs are multiplying, the Kurds are emboldened. Right now Turkey is trying to extricate itself without loosing face.
Trump: Middle East would be more stable if Saddam, Gaddafi still in power (Reuters)
from the article: Turkey: Syria VP Sharaa can lead Syria in shift after Assad ouster