The rig was n't built in the U.S. and was agreed to before the imposition of additional sanctions by the E.U. in 2014 .
Russia has been able to avoid sanctions and operate the rig .
Since the rig was n't built in the U.S. and was agreed to before the imposition of additional sanctions by the E.U. in 2014 , Russia has been able to avoid sanctions and operate the rig .