As political tensions threatened to erupt into more violence in Kenya, following the country's disputed elections, a fresh spate of graffiti urging peace cropped up in Nairobi's Kibera slum.

"Peace Wanted Alive" and the peace sign symbol was sprayed in many prominent locations in Kibera, which has been the site of violent protests against President Uhuru Kenyatta's election victory. The graffiti urges residents to refrain from violence.

Many of the peace slogans were sprayed by Solo 7, the name used by Kenyan artist Solomon Muyundo who is a member of Art 4 Peace group. As Solo 7 Muyundo started spraying the peace slogans to encourage Kenyans to avoid the violence in which more than 1,000 people died following the country's 2007 elections.

Solomon Muyundo has placed his peace graffiti on thousands of locations across Nairobi. This week he has been busy putting up graffiti to promote peace.