Sources in the know of developments at the National Cricket Academy (NCA) said that Rahul Dravid has taken charge to ensure that Ishant works closely with Paras Mhambrey — the head coach of the U-19 national team and also a pace bowler during his playing days. Out with a left internal oblique muscle tear, the veteran right-arm pacer is working overtime to be fit in time for the Test series in Australia.