Opposition leader Morgan Tsvangirai was sworn in as prime minister of Zimbabwe Wednesday as part of a new unity government that Zimbabweans hope will signal an end to the political and economic crises that have gripped the nation for months. The unity government is the result of a power-sharing agreement reached in September between Tsvangirai — the leader of the opposition Movement for Democratic Change (MDC) — and President Robert Mugabe after months of squabbling about the results of elections earlier in the year
