Chelsea have tried to sign a top striker during this transfer window but have not been unable to so far. Back in June, there was lots of talk about Chelsea being interested in Benjamin Sesko, for example. But the 21-year-old ended up signing a new contract at RB Leipzig and staying there. Sesko recently shared why he decided not to depart Leipzig, explaining that it was best for his development. It makes perfect sense but has left Chelsea needing to look elsewhere in their striker search. Having no success yet, though, it could be time for Enzo Maresca and the club to give serious consideratio…