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" The police stopped the situation from quickly escalating as they formed a line in front of the travelling Forest support, to prevent an angry confrontation.
Blades boss Nigel Clough admitted the fans' actions had somewhat over-shadowed the win.
He said: "It was a brilliant day. The only downside was that a few supporters came onto the pitch.
"I can understand the exuberance but they need to stay off the pitch."
The Football Association are sure to review the incident and ask the club for video footage. "
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