Riot police engaged to break up clashes among some a hundred of African migrants armed with sticks and rocks in the northern French city of Calais during the weekend, local police said, following similar brawls the night before. (Photo: illustration) 16 injured in mass brawl between African migrants in #Calais https://t.co/n9emxrQUBf pic.twitter.com/oSrKsyqBKe — RT (@RT_com) July 1, 2017…