http://www.debka.com/article/24262/Grave-setbacks-for-Obama%E2%80%99s-strategy-Turkey-backs-out-of-US-led-war-on-IS-Germany-UK-say-no-to-air-campaign
Be careful citing Debka...
I this article, they are flat wrong about UK not wanting an air campaign, they are leading the charge.
I don’t trust Turkey, either.