Match official, Uriah Rennie subsequently brandished a straight red card, meaning that City's top goal scorer will miss his team's next three games.
The void, left by Forrester will leave a great opportunity for new signing Dany N'Guessan to make his mark on the first team.
The young Frenchman – who signed from Scottish giants, Glasgow Rangers in the January transfer window – looked a potent threat when he appeared in the second half against The Magpies on Saturday.
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