Wasn't o Donnell used as a wing back Niall J, and yet offered nothing, so height shouldn't have been such an issue.
Still believe many teams are using the approach of a 3 that can adapt to the 5 nowadays, but straight away seeing o Donnell on a team sheet, you would know which side to hit hard and a lopsided shape to the team, much like we were early last season when we played it.
Midfield never looked like a good working unit, which was a surprise with the players involved, and big mistake not starting with Adams and still can't work out what was the thinking behind that decision