Thousands of people in Serbia have set up street blockades, demanding the release of anti-government demonstrators arrested during clashes with police.

Serbia's president announced Sunday more arrests of anti-government protesters following clashes with police at a massive rally demanding an early parliamentary election. Dozens have already been detained.

BELGRADE (Reuters) -Serbian police on Saturday evening clashed with anti-government protesters demanding snap elections and an end to the 12-year rule of President Aleksandar Vucic. Police deployed scores of officers in riot gear around government buildings,