Protesters chant slogans at a candlelight vigil on a street leading to the US embassy and the presidential Blue House in central Seoul June 10, 2008. About one million people fearing infection of mad cow disease across the country demonstrated Tuesday evening to demand full-scale renegotiation of a beef deal with the US and the resignation of President Lee Myung-bak as they commemorate the historic June 10 mass pro-democracy demonstrations in 1987. [Agencies]