Secretary of State Rex Tillerson released a statement regarding the poisoning. "Russia continues to be an irresponsible force of instability in the world, acting with open disregard for the sovereignty of other states and the life of their citizens."

Secretary of State Rex Tillerson released a statement regarding the poisoning. "Russia continues to be an irresponsible force of instability in the world, acting with open disregard for the sovereignty of other states and the life of their citizens." (4/6) https://t.co/lNAJCBrDfV

— NBC News (@NBCNews) March 13, 2018