Turkey expects swift campaign against U.S.-backed Kurds in Syria

By Mert OzkanHASSA, Turkey (Reuters) - Turkey shelled targets in northwest Syria on Monday and said it would swiftly crush the U.S.-backed Kurdish YPG fighters who control the Afrin region in an air and ground offensive that President Tayyip Erdogan said Russia had agreed to.Amid growing international concern over the three-day-old military operation, President Tayyip Erdogan said there would be "no stepping back" from the campaign, which has opened up a new front in Syria's complex civil war.Tu