Clashes in Zambia heighten concerns ahead of elections

On tonight's show: Ahead of elections in Zambia, more reports of violence between rival camps prompt calls for voter calm in the midst of a tense race. President Edgar Lungu is hoping to keep hold of the office he took over only last year. And Human Rights Watch is up in arms after one of its researchers in DR Congo is refused a visa with no word as to why. Finally, the beach library has returned for its third year at the Moroccan resort of El Jadida in the form of a wooden boat of books.