Sunderland returned to winning ways on Tuesday night as they beat Derby County 2-0 at the Stadium of Light. The Black Cats’ hunt for Premier League football took another positive turn as Jobe Bellingham and Wilson Isidor both scored in a professional victory. Regis Le Bris’ side needed a good performance after their late 2-1 defeat to Watford on the weekend. Thankfully for the Stadium of Light faithful, they regained their form and moved to the top of the table. Now, journalist Michael Graham has highlighted one star in the Sunderland squad who has stepped up this campaign. Romaine Mundle’s as…