Brazilian artist Mundano works on a mural with different colour paints made with dirt and mud brought from the site of the January 25, 2019 collapsed tailing dam owned by Brazilian mining company Vale SA to honour victims of the disaster, in Sao Paulo, Brazil. — Reuters

Brazilian artist Mundano works on a mural with different colour paints made with dirt and mud brought from the site of the January 25, 2019 collapsed tailing dam owned by Brazilian mining company Vale SA to honour victims of the disaster, in Sao Paulo, Brazil. — Reuters

Brazilian artist Mundano works on a mural with different colour paints made with dirt and mud brought from the site of the January 25, 2019 collapsed tailing dam owned by Brazilian mining company Vale SA to honour victims of the disaster, in Sao Paulo, Brazil. — Reuters

Brazilian artist Mundano works on a mural with different colour paints made with dirt and mud brought from the site of the January 25, 2019 collapsed tailing dam owned by Brazilian mining company Vale SA to honour victims of the disaster, in Sao Paulo, Brazil. — Reuters

Brazilian artist Mundano works on a mural with different colour paints made with dirt and mud brought from the site of the January 25, 2019 collapsed tailing dam owned by Brazilian mining company Vale SA to honour victims of the disaster, in Sao Paulo, Brazil. — Reuters

Brazilian artist Mundano works to create a mural with different colour paints made with dirt and mud brought from the site of the January 25, 2019 collapsed tailing dam owned by Brazilian mining company Vale SA to honour victims of the disaster, in Sao Paulo, Brazil. — Reuters

Brazilian artist Mundano works on a mural with different colour paints made with dirt and mud brought from the site of the January 25, 2019 collapsed tailing dam owned by Brazilian mining company Vale SA to honour victims of the disaster, in Sao Paulo, Brazil. — Reuters

A man takes a picture as Brazilian artist Mundano works on a mural with different colour paints made with dirt and mud brought from the site of the January 25, 2019 collapsed tailing dam owned by Brazilian mining company Vale SA to honour victims of the disaster, in Sao Paulo, Brazil. — Reuters