Updated On: 20 August, 2015 08:20 AM IST | | Aakash Chopra
<p>The only changes that may help is Bhuvneshwar Kumar coming in for Harbhajan Singh and Murali Vijay replacing injured Shikhar Dhawan, writes Aakash Chopra</p>

Rohit Sharma after a practice session ahead of the second Test at the P Sara Oval yesterday
Colombo: Overseas cricket tours are tricky. It doesn't really matter how early you reach and how hard you practice to get used to the conditions, for you are always slightly undercooked at the start of the series.
Rohit Sharma after a practice session ahead of the second Test at the P Sara Oval yesterday. Pic/Solaris Images
There are things that are always unknown to you like how a certain pitch is likely to behave on the fourth-fifth day and at times, in the case of Galle, even on the first day. Then there's a small matter of crowd getting behind the home team, which allows them to convert a small advantage into an unstoppable wave called 'momentum'.