Divided interests among EU states will likely impede a uniform response toward Russia over the nerve attack on Sergei Skripal in the UK.
The most prominent person named is Yevgeniy Viktorovich Prigozhin, also known as "Putin's chef," who is closely linked to the Russian president.
U.K. Prime Minister Theresa May has announced a series of measures to punish Russia following a nerve agent attack on a former Russian spy and his daughter in Salisbury in early March.
Russia has not responded to Britain's demand to explain by midnight how a Soviet-era nerve toxin was used to strike down a former Russian double agent, the Russian embassy in London said.
Tillerson's statement aligns more with Britain's view than it does with the White House's official response.
British Prime Minister Theresa May said it was "highly likely" that Moscow was responsible for the poisoning in England of a former Russian spy Sergei Skripal and his daughter Yulia.
European stocks finished Friday's trading session on a positive note, following a better-than-expected jobs report from out of the U.S.
Britain has warned of retaliation if it is proven that Russia was behind the poisoning of a double agent in the U.K.
European stocks closed provisionally slightly higher as the EU's threat of tariffs on U.S. goods heightened fears of a global trade war.
Mohamed Abdelmeguid, Saudi Arabia analyst at Economist Intelligence Unit, speaks about the Saudi crown prince's state visit to the U.K.
European equities finished Tuesday slightly higher, as investors tried to shrug off concerns surrounding a potential trade war.
The process of Brexit is starting to look a bit "flaky" as the British government attempts to find a way forward, says Marc Ostwald of ADM Investor Services.
Jacob Kirkegaard of the Peterson Institute for International Economics says the vote for a customs union with the European Union post-Brexit is "solely about how many rebels there are among the conservatives."
The European Union has the upper hand in dealing with Britain over its exit from the European Union, says James Crabtree of the National University of Singapore.
Labour Party's Jeremy Corbyn says UK's finance sector will be "the servant of industry not the masters of us all" under a Labour government.
Britain and the EU should sign a new security treaty and must not let ideological differences block co-operation after Brexit, Prime Minister May said.
Britain publicly pointing the finger at Russia for spreading a virus which disrupted companies across Europe.
Britain is trying to justify its existence and grab attention by sending a British warship to the South China Sea, a Chinese newspaper said.
Unilever has threatened to boycott Facebook and Google if the tech giants fail to efficiently police extremist and illegal content.
BP is committed to staying headquartered in Britain, its CEO Bob Dudley told CNBC on Monday.