Ajax midfielder Frenkie de Jong has confirmed that he will stay at the Eredivisie club for the remainder of the season. The 21-year-old is being pursued by Manchester City, as well as Barcelona and Paris Saint-Germain, but the Dutch international says he want to stay put until the summer: “I am certainly not leaving this winter. I am 100 per cent staying until the summer. I don’t know what other people are doing, but personally I would like it if…