MOSCOW, May 01. /ITAR-TASS/. More than 100 thousand people are taking part in the May Day demonstration of trade unions in the centre of Moscow, the press service of the city’s main interior department reports. “The festive procession of trade unions from Vasilyevsky Spusk down Tverskaya Street has begun in the Russian capital,” the police department said. Who is taking part The column of the procession participants is led by Moscow mayor Sergei Sobyanin, head of the Federation of Independent Trade Unions of Russia (FITUR) Mikhail Shnakov, head of the Moscow Trade Union Federation Sergei Chernov. Young people and students...