Smith Out, Australia Gamble on Four Changes for WTC Series Decider

New Delhi: Australia have suffered a major blow ahead of the deciding Test of their World Test Championship series against South Africa, with Steve Smith ruled out due to injury. The three-match series is level at 1-1. Australia won the opener in Durban by 214 runs but were beaten by an innings and 31 runs in Gqeberha. Smith did not come out to bat for an extended period in the second Test, suggesting the injury affected his batting rather than only his fielding. The exact nature of the injury has not been disclosed, and it is unclear whether he will miss only the decider or a longer period. Australia have made four changes for the decider, bringing in Josh Inglis, Cameron Green, Cooper Connolly and Nathan Lyon. Matt Renshaw is expected to open with Travis Head, while Green is projected to bat at No.4. Lyon's return signals a possible spin or control role, depending on the pitch. The venue and pitch for the decider are not stated, leaving a significant strategic gap. The match carries WTC points significance. The main risk is Australia's reshuffled batting order against South Africa's pace attack, which impressed in the second Test. Green faces dual batting and bowling pressure, and his workload needs management. If Australia lose, the four-change selection may be described as panic; if they win, it will be seen as bold. Smith's injury severity remains unclear, so the official medical update is important. The key signals to track are the final XI, the pitch report, the toss and Green's role.