Postpublished at 17:31 British Summer Time 14 July 2016
Jonathan Agnew
BBC Test Match Special
I'd say to Finn, forget your long run. Come in off 15 paces, hurtle in and let the ball go, just run in and bowl fast. Have a short, explosive run-up and let it go. It will bring zip back, and he'll run in and hit the crease hard. You really have to get energy and momentum.