LONDON (Reuters) – The European Union and Britain have unveiled their latest packages of sanctions targeting Russia, its companies and elites, as they keep pressure on Moscow with the war in Ukraine now in its third week. Below is an outline of the latest sanctions and their implications. WHAT’S NEW The EU’s newly approved sanctions include bans on investments in the Russian energy sector, luxury goods exports and imports of steel products from Russia. The European Commission said in a statement that the sanctions included “a far-reaching ban on new investment across the Russian energy sector….