ACCRA, Nov. 2 (Reuters) - The Bank of Ghana said on Friday that the yield on its 91-day bill fell to 22.32 percent at a Nov. 2 auction from 23.02 percent at the last auction.

MAIDUGURI, Nigeria (Reuters) - Nigerian troops shot dead at least 30 people during raids in the northeast city of Maiduguri, bastion of the radical Islamist sect Boko Haram, witnesses and hospital staff said on Friday.

* Vitol wins IOC tender for January * Chevron declares FM at Kuito terminal GENEVA, Nov 2(Reuters) - Differentials on some Angolan grades firmed slightly on Friday, as traders eyed strong Asian demand and possible supply disruptions after the Kuito force majeure. U.S. oil major Chevron said on Friday that its Angolan subsidiary Cabinda Gulf Oil Company had declared force majeure at the Kuito offshore oil terminal on October 29 due to a fault with a mooring line. There was no im

CAPE TOWN (Reuters) - A few years ago governments in east Africa would practically pay companies to come and explore for oil or gas on their territory.

DAR ES SALAAM (Reuters) - Muslim protesters clashed with police in Tanzania's commercial capital on Friday during a protest over the arrest of a hardline Islamic cleric, witnesses said.

CAIRO (Reuters) - More than 1,000 Islamists rallied in Cairo on Friday and called for the implementation of sharia Islamic law, highlighting divisions in society as rival factions jostle to shape the new Egypt.

GENEVA, Nov 2 (Reuters) - Oil trader Vitol has won a tender to supply Indian Oil Corp. with at least 3 million barrels of west African crude oil, trade sources said on Friday.

JOHANNESBURG (Reuters) - Striking miners at AngloGold Ashanti will return to work on Sunday at two mines where operations were suspended this week in a dispute over bonus payments, the world's third largest bullion producer said.

KOGELO, Kenya/JOHANNESBURG (Reuters) - In the tiny Kenyan village of Kogelo, U.S. President Barack Obama's ancestral homeland, some people talk of hurt feelings of the kind experienced when a favourite relative has failed to get in touch.

NAIROBI, Nov 2 - - The following company announcements, scheduled economic indicators, debt and currency market moves and political events may affect African markets on Friday. - - - - - EVENTS * Friday is a public holiday in Mauritius, all markets will remain closed and resume on Monday. GLOBAL MARKETS Asian shares advanced with returning risk appetite on Friday as overnight data suggested some stabilisation in the global recovery trend, particularly in the United States and China.

KOGELO, Kenya/JOHANNESBURG, Nov 2 (Reuters) - In the tiny Kenyan village of Kogelo, U.S. President Barack Obama's ancestral homeland, some people talk of hurt feelings of the kind experienced when a favourite relative has failed to get in touch.