Attacks on migrant workers living in South Africa threatened to overshadow a regional summit in Zimbabwe on Wednesday when leaders gathered to promote industrial growth.

Zimbabwean President Robert Mugabe has expressed "shock and disgust" at the xenophobic violence in Johannesburg and Durban in which at least seven people have been killed.

A Zimbabwean man upstaged 15 others to win the Mr. Ugly title at a weekend pageant, a local newspaper reported Monday.

Thirty-year-old Austin Mbewe from the second city of Bulawayo won 1,200 South African rand ($174, 122 Euros) and a blanket at the contest held Saturday in the border town of Beitbridge, the Herald newspaper said.