The new US sanctions triggered by Russian’s latest actions in Ukraine included targets that in the past have gone untouched: the family members of those in Russian President Vladimir Putin’s inner circle.

By designating the sons of two powerful players close to the Russian President, the Biden administration sent a clear signal that its target list for individual sanctions extends beyond public officials and financiers as part of a new effort to shut down pathways for top Putin associates to shield their wealth by giving it to family members.

Denis Bortnikov and Vladimir Kiriyenko, both designated for individual sanctions by the Treasury Department on Tuesday, hold