Washington - The United States on Thursday expanded its list of sanctions on Russians over the seizure of Ukraine's Crimea region, after announcing the first round of sanctions on Monday.
Senior Obama administration officials also said the action on Thursday paves the way for President Barack Obama to broaden sanctions beyond individuals and target various sectors, including financial services, energy, mining, engineering and defense sectors.
Below is a list of the 20 latest targets of the US sanctions:
Russian government officials
Viktor Ozerov, chair of the Security and Defense Committee of the Federation Council.
Vladimir Dzhabarov, first deputy chair of the International Affairs Committee of the Federation Council.
Evgeni Bushmin, deputy speaker of Russia's Federation Council.
Nikolai Ryzhkov, senator in Russia's Federation Council.
Sergei Zheleznyak, deputy speaker of the Duma.
Sergei Mironov, member of the council of the Duma.
Aleksandr Totoonov, a member of the Committee on Culture, Science, and Information in the Federation Council.
Oleg Panteleev, first deputy chair of the Committee on Parliamentary Issues.
Sergey Naryshkin, chairman of the Duma.
Victor Ivanov, director of Russia's Federal Drug Control Service.
Igor Sergun, head of Russia's military intelligence service.
Sergei Ivanov, Putin's chief of staff.
Alexei Gromov, Putin's deputy chief of staff.
Andrei Fursenko, a Putin aide.
Vladimir Yakunin, chair of the board of the Russian state-owned company Russian Railways and a close confidant of Putin.
Vladimir Kozhin
Other supporting senior Russian officials:
Gennady Timchenko, a founder of the commodity trading company Gunvor whose activities have been linked to Putin.
Arkady Rotenberg and Boris Rotenberg, brothers who support Putin and made billions in Sochi Olympic-related contracts.
Yuri Kovalchuk, the largest shareholder of Bank Rossiya and is the personal banker for senior Russian officials.
Bank Rossiya, which serves as the bank for senior Russian officials.