- Mystery parcel fires were ‘test runs’ to target cargo flights to US, says Poland BBC.com
- Incendiary device plot targeting UK may have been dry run for US and Canada The Guardian
- U.S., Europe investigating devices detonated at air DHL cargo hubs in U.K. and Germany CBS News
- Russia suspected in plot to target cargo planes in Europe and the U.S. The Washington Post
- Russia suspected of plot to send incendiary devices on planes: Sources ABC News
