Iran Sent Them to Syria. Now Afghan Fighters Are a Worry at Home. With violence against Shiites on the rise in Afghanistan, officials fear that Iran could use its Afghan force to intervene in a new proxy war. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:Your Tuesday BriefingPowerful Earthquake Strikes Philippines, a Day After a Quake Near ManilaThe Son Protested the Dictator. The Father Helped Throw Him Out.New I.R.A. Apologizes for Killing of Journalist in Northern IrelandNew Zealand Offers Permanent Visas to Those at Mosques During AttacksPhilippine Communist Rebels Kill 6 Soldiers, Military Says