Serving in the South African government for the first time, the Democratic Alliance (DA) - perceived as primarily representing racial minorities - portrays itself as a squeaky clean party but has suffered a major blow after its leader John Steenhuisen became engulfed in several scandals. This forced him to announce he will step down as party leader, opening the way for a potentially divisive contest between a black and white candidate to succeed him. Race remains a major faultline in South