The facilitation team of South African President Jacob Zuma is expected in Zimbabwe to check on progress made by the unity government in fine-tuning the election roadmap the Southern African Development Community says is necessary before the country's next polls. President Robert Mugabe and his Zanu PF party have consistently called for elections this year, even in the absence of a new constitution. But the two MDC formations in the coalition government insist critical democratic reforms are implemented before any fresh polls are called, in particular the writing of a new constitution.