At stumps, the Proteas were 145 for three in their second innings — a lead of 139 — with Amla 57 not out and nightwatchman Dale Steyn nought not out. South Africa, 1-0 up in the three-match series, only have to avoid defeat to replace England as the world's top-ranked Test side.

England’s Steven Finn celebrates the wicket of South Africa’s Jacques Kallis on Day Three of the final Test at Lord’s on Saturday. Pic/AFP