Sunderland striker Connor Wickham admits they must a major test against West Bromwich Albion.
Wickham understands the Baggies are "on a roll".
He told safc.com: "West Bromwich Albion are on a roll at the moment so we know that it won't be easy, but we have got a point to prove following the result last weekend.
"The boys are strong and they know what we need to do to pick ourselves up and move forward."
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