Despite David Warner played an unbeaten knock of 89 runs against Afghanistan to help his side register a seven-wicket victory over Afghanistan, team's assistant coach Ricky Ponting is of the opinion that it was not the best from Warner."He struggled a bit early on. You can see he's not quite up to match sharpness yet," Cricket.com.au quoted Ponting as saying."We've done a lot of work in the nets over the last couple of weeks, but he missed one of the practice games with that little niggle he had, so it took him a little bit of time to get going," he added.However, Ponting feels that the more time he spent on the field; it gave him enough time to settle and play more fluently."I thought the longer his innings went on, he started to look a little bit more fluent. Fantastic for him to get that sort of time in his first international game back. So far, so good with him," Ponting said.Along with Warner, Steve Smith made his comeback in the team. Although Smith failed to leave a mark in the