Double USAF surveillance mission this morning over Black Sea.
A USAF Northrop Grumman RQ-4A (reg. 04-2021) left NAS Sigonella at 02:54 CET to make a SIGINT (intelligence-gathering by interception of signals) mission off Crimea, after 4 hrs ( 07:06 CET ) a USNavy Boeing P8A left too NAS Sigonella to make a similar mission over Black Sea.