over whether aides coordinated with russian operatives. >> i think what's unusual is how much russia is now playing into our daily news cycle, our daily consciousness. russia is very much at the center of our attention and that's exactly where president putin would like to be. >> reporter: why is marine le pen a favorite french candidate of putin's? >> because le pen wants to break euro institutions. le pen wants to bring france out of nato, out of the euro, she wants to break a bloc which putin sees correctly as preventing russia achieving the dominant position in europe as a great power. >> reporter: and tonight, there's serious concern that putin will mettle in france's elections like he allegedly did in america. cnn has learned french officials are worried that putin's hackers will fish for damaging information, using similar tactics to how u.s. intelligence says they targeted hillary clinton's campaign. russian hackers are believed to have targeted france before with