US striker Balogun leaves Arsenal for French club Monaco in record $43.6M deal
- Balogun played on loan at Reims last season and scored 21 goals in 37 games
- The 21-year-old chose to play for the US men's national team
- Balogun was behind Gabriel Jesus and Eddie Nketiah at Arsenal
- The $43.6M fee is a record sale for Arsenal
- Balogun had been with Arsenal since he was 10 years old