Movement for Democratic Change leader Morgan Tsvangirai this month that he and his party will participate in the elections.

CNN: Zimbabwe police chief threatens use of firearms

Mugabe's ZANU-PF party and the Movement for Democratic Change, led by Tsvangirai, have failed to implement the September 15 power-sharing deal because they cannot agree on who should control key ministries.

CNN: Diplomat: U.S. no longer supports Zimbabwe power-share deal

Negotiators in Zimbabwe said they were close to a power-sharing deal between President Robert Mugabe's ruling party and the opposition Movement for Democratic Change led by Morgan Tsvangirai, who would become prime minister.

ECONOMIST: Politics this week