Russia Makes Veiled Threat To U.S. Aircraft In Syria

A Russian Defense Ministry spokesman has made a veiled threat that its air-defense units could shoot down U.S. aircraft in Syria if they attack Syrian army positions. Igor Kamashenkov said Russian crews might not have time to identify "unidentified flying objects" before giving them a "surprise."

(The is a difference in shooting down a US war plane than shooting down an unarmed passenger flight over Ukraine)