In determining disputed tags, possible fan interference or whether a ball has hit the outfield rail or is a home run, why not?

FORBES: Fact and Comment

The penalty award, given at the instigation of the linesman, was also hotly disputed with West Ham defender Matthew Upson appearing to play the ball first in a challenge on the returning Didier Drogba.

CNN: Leaders Chelsea held at West Ham

His penalty came after a disputed decision against Tann and debutant Stutes keeper David Knight guessed the right way but could not keep the ball out.

BBC: Histon 0-1 Rushden & Diamonds