Tanzanians vote in polls the opposition says is rigged

Tanzanians have been voting in local government elections that are widely seen as a crucial test for the country’s democratic institutions ahead of next year’s presidential poll.

About 31 million people were eligible to cast their ballots for more than 80,000 street and village leaders who wield considerable power in the country.

President Samia Suluhu Hassan’s ruling Chama Cha Mapinduzi, a dominant force for decades, is facing a…