Russia tied to two attempts to smuggle explosives onto cargo planes, Western intelligence agencies say
Western intelligence agencies say they believe Russia is behind two recent attempts to smuggle explosives onto cargo planes in Germany and Britain. The explosives went off in DHL cargo hubs. A Western security official says cargo flights to the U.S. and Canada could be targeted. The story was first reported by The Wall Street Journal and confirmed by NBC News. NBC News' Tom Costello reports.