The army is being deployed on the streets of South Africa as the police struggle to deal with a wave of violence against immigrants.<br /><br /> Seven people have been killed in the past three weeks in Durban and Johannesburg, with the government criticised for not doing enough to protect foreigners.<br /><br /> The South African Defence Minister, Nosiviwe Mapisa-Nqakula, told reporters: “It is the police who must say we think at this point we do need your help.<br /><br /> “And once they say they need your help, then of course the commander-in-chief takes the ultimate decision, reports to parliament. <br /><br /> “But, of course, we will report to parliament after the fact because now we are deploying because there is an emergency to do so.”<br /><br /> On Tuesday four men were charged with the murder and robbery of a street vendor from Mozambique. <br /><br /> Images of the man being beaten and stabbed to death in broad daylight have shocked the country.<br /><br /> Outside the court, people gathered to condemn the xenophobic attacks, and similar demon
