Alexis Sanchez should have seen red against Bournemouth - Keith Hackett

Arsenal forward Alexis Sanchez should have been sent off for his challenge on Bournemouth midfielder Harry Arter on Sunday, former referees' chief Keith Hackett has said.

Hackett, writing in his Daily Telegraph column, said referee Mike Jones "got three of the four big decisions wrong" and that he can understand Bournemouth boss Eddie Howe's frustration after the match.

Sanchez -- who scored in the 12th and 91st minutes of the 3-1 win -- was booked in the 62nd minute for what Hackett called "a dangerous challenge."

He added: "They are exactly the sort of tackles that we do not want in the game and must be dealt with firmly. I am clear that it should have been a red card."

Hackett said, however,…