Arsenal have today confirmed that winger Charles Sagoe Jr has joined Championship side Swansea City on loan until the end of the season. He will link up with Hale End teammate Charlie Patino, who has featured regularly for the Swans since moving on loan in the summer. Sagoe Jr made a surprise debut for Arsenal earlier this season as he was included in the starting XI for his side’s victory over Brentford in the Carabao Cup. The 19-year-old is a bright prospect, and he will now gain senior experience at the Welsh side, whilst playing with a familiar face in Patino. Charles Sagoe Jr joins Swanse…