FILE - In this Dec. 7, 1999 file photo, Russian Mi-24 helicopter gunships kick up dust near Urus Martan, 19 kilometers (12 miles) southwest of the Chechen capital Grozny. Syria has received dozens of Soviet-built Mi-8 transport helicopters and Mi-24 helicopter gunships since the Cold War times with the last deliveries taking place in the 1990s, and some of them require major repairs that can only be done by Russian repair plants. (AP Photo/ Maxim Marmur, File)