The second yellow card looked very harsh.
No he fouled him in an aggressive manner fully justified.
In days of yore, that would have been obstruction at the most. The fact that Walker looked around and the Everton player went down clutching his face convinced the ref that an elbow was used, when it clearly was not.
Anyway, the most annoying sight of the evening was seeing the bovine O'Dreary chewing the cud with Taggart just before the second half.
Also, why to Man Citeh come out to "Hey Jude" by Scouse beat combo the Beatles? Sureely, a Manc band like Herman's Hermits woud be more apposite.