Mikel Arteta has identified a 21-goal striker as a Benjamin Sesko alternative for Arsenal, according to a recent report. The North Londoners just missed out on the Premier League title last year as Manchester City won it for a fourth season in a row. Arteta’s men lacked a prolific number nine and all the talk after the season has been around signing a striker. Benjamin Sesko has been heavily linked with a move to the Emirates and now it has emerged who the alternative target is. READ MORE: Arsenal have decided what they will do with Kai Havertz if they sign Benjamin SeskoArsenal could move for…