Arsenal’s deadline day signing Raheem Sterling expressed his admiration for the Gunners long before signing for the club. Mikel Arteta and Edu left it late to secure Sterling’s signature on deadline day, capturing the 29-year-old on a season-long loan from Chelsea. Given the timing of the Englishman’s arrival, fans are yet to see what the winger can offer to Arsenal’s squad, with all eyes on the North London derby after the international break. Sterling’s training performances have looked impressive, giving some an insight into what he could bring to Arteta’s side, with the four-time Premier L…