Turkey rejects Russian request for routine observation flight

By Ece Toksabay and Maria Tsvetkova ANKARA/MOSCOW (Reuters) - Turkey has rejected a Russian request for a routine observation flight over its territory under a decade-old pact meant to enhance mutual confidence, a move Moscow said set "a dangerous precedent". Russia and NATO member Turkey back opposing sides in Syria's civil war, with Moscow supporting President Bashar al-Assad, while Ankara supports rebel fighters battling to overthrow him. Relations between Moscow and Ankara have deteriorated