The Democrat Socialists of America have endorsed 0bama in every race he's been in.
0bama brags about hanging with the Marxist professors in his book
His mentor growing up in Hawaii was Frank Marshall Davis who was at a minimum a communist sympathizer.
He's appointed several people to his cabinet with close ties to Socialist groups, Vann Jones, Hilda Solis, Carol Bruerer to name a few.
No matter what he calls himself his left wing politics appeal to the Marxists.
Modern socialism is more like Left Wing Fascism. Instead of taking over companies you use regulations to make them do your bidding.