Zambia deployed armed police in the capital Lusaka on Sunday amid rising tension after President Levy Mwanawasa overtook the early lead of his populist opponent in the country’s election. Some armed members of a crack paramilitary unit patrolled the main business district while others took position at the privately-owned Post newspaper, where supporters of opposition leader Michael Sata staged a protest on Saturday. State radio said the Post newspaper had been placed under police protection. Full Story