Russian forces in Ukraine seized Europe's biggest nuclear power plant on Friday in an assault that caused alarm around the world. Fed Chair Jerome Powell this week said the U.S. central bank would begin "carefully" raising interest rates at its upcoming March meeting but be ready to move more aggressively if inflation does not cool as quickly as expected. Chicago Fed President Charles Evans said the central bank is on track to raise rates this year, though it may be "more than I think is essential" to do so at every policy-setting meeting.