Arsenal remain in the market for a new striker this summer with Alexander Isak one of their array of targets after Benjamin Sesko rejected any transfer to Emirates Stadium. Sesko had emerged as a prime candidate in the Gunners’ search for a new centre-forward in recent weeks. But the 21-year-old elected to sign a new contract with RB Leipzig instead and is tied down to 2029. Arsenal liked Sesko after he scored 14 goals in 31 Bundesliga games. A new striker is sought-after in north London with Mikel Arteta reacting to Eddie Nketiah and Gabriel Jesus only registering five and four goals in 27 Pr…