London, June 23 -- Australian head coach Shelley Nitschke hailed all-rounder Georgia Wareham in the ongoing Women's T20 World Cup, pointing out the "critical role" she has been playing for the Aussies in the middle-order as a batter.

Australia lead Group A, having so far won all three matches in impressive fashion, including an eye-turning display against the fellow tournament hopefuls South Africa, which has helped set them up to make a deep run.

It has taken plenty of key contributions for Australia to be on the brink of reaching the T20 World Cup final four, which they may almost clinch with a win over Pakistan in their upcoming fixture, but according to head coach Nitschke, the work of Georgia Wareham in both major disciplines might...