[Mariner]

"I wonder if a U.S. carrier group has ever been in the Black Sea without Russian cooperation"?

The has never been a Carrier battle group in the Black Sea, and we better not start now.

[rightinthemiddle]

Looks like an Aegis cruiser, the San Jacinto,split off from the Harry S Truman and recently conducted training operations in the Black Sea with the Romanian and Ukrainian navies.

But, no carrier.