Newcastle United may need a new striker this summer. Callum Wilson has been tipped to leave St James’ Park in the upcoming transfer window, and even if he does stay, his injury issues remain an issue. Simply put, the Magpies could do with a new centre-forward through the door. Speaking on his YouTube channel, Craig Hope has been discussing who Newcastle could sign this summer, and he’s named Serhou Guirassy as a player the Tyneside club could go for, claiming that he’s viable as a stop-gap option. Serhou Guirassy could be a Newcastle optionHope shared what he knows about the £15m striker and N…