* Lazio coach says referee admitted penalty decision was wrong

ROME, April 30 (Reuters) - Pescara's Ghanaian midfielder Sulley Muntari abandoned the pitch on Sunday, saying he had been booked for complaining about racist chanting from the crowd during his team's 1-0 defeat at Cagliari in Serie A.

TUNIS (Reuters) - Tunisian police killed on Islamist militant and another died when he detonated his suicide explosive belt during an exchange of gunfire after a raid in the central city of Sidi Bouzid, a government official said on Sunday.

LUANDA (Reuters) - The United Nations' refugee agency on Sunday airlifted its first batch of relief supplies to the more than 11,000 people on Angola's northern border fleeing the latest violence in the Democratic Republic of Congo (DRC).

TUNIS (Reuters) - Tunisia will deploy troops in a southern region to protect oil facilities against attacks from militants in neighbouring Libya, in an area where protesters are threatening to blockade transport routes to demand jobs, it said on Saturday.

ALGIERS/RABAT (Reuters) - The United Nations Security Council unanimously backed attempts to restart talks between Morocco and the Polisario independence movement over the Western Sahara conflict, and extended its peacekeeping mission there for another year.

BAMAKO (Reuters) - Mali's National Assembly has voted to extend a state of emergency by six months in a bid to quell an upsurge in attacks by Islamist militants based in the desert north of the West African country.