Pacer Harshit Rana, coming in as a concussion substitute for Shivam Dube, has become a huge talking point, and not many are pleased with this call.

Michael Vaughan said that Harshit Rana should not have been brought in as a concussion substitute for Shivam Dube in the fourth T20I on Friday at the MCA Stadium in Pune.

In the fourth T20I against England, Harshit Rana replaced Shivam Dube as a concussion substitute after Dube suffered a blow on the helmet. Despite controversies, India's bowling coach Morne Morkel clarified that the match referee approved Ranas inclusion.

Former captain Alastair Cook was stumped by Harshit Rana's inclusion as a concussio substitute for Shivam Dube in the fourth T20I in Pune on Saturday.

Harshit Rana in as Shivam Dube's concussion-sub sparked a controversy in the 4th T20I and now former England captains are reacting. This has sparked a controversy because Rana went onto pick up three wickets which proved to be game-changing in the game in Pune.

All-rounder Shivam Dube was hit on the helmet by a Jamie Overton delivery on the final over of the Indian innings. Dube complained of mild headache and fast-bowler Harshit Rana replaced him as a concussion substitute.

Watch: England captain Jos Buttler criticizes the decision to replace Shivam Dube with Harshit Rana as a concussion substitute, calling it 'not like-for-like.' Find out more!

Right-arm seamer Harshit Rana came in as a concussion substitute for Shivam Dube during the fourth T20I of the five-match series against India at the Maharashtra Cricket Association Stadium on Friday.

The like-for-like replacement is not straightforward. Here's what the ICC laws say about concussion sub and why India were not wrong in bringing in Harshit Rana