Danny Murphy has shared what he has noticed about Kobbie Mainoo in the second-half of some games, after the Manchester United starlet was included in the senior England squad for the first time for this international break. The form of Kobbie Mainoo has been one of the main positives in what has been a difficult season for Erik ten Hag and Manchester United. Heading into this campaign, the 18-year-old had only made three appearances for United. And he actually did not make his first appearance of this season until the end of November. But since then, he has established himself as one of the mo…