Neil Lennon, with John Kennedy in charge as interim boss for the remainder of the season.But Celtic scouts have reportedly watched defensive talent van Ewijk, who has impressed for Den Haag in the Eredivisie this season.However, they face competition to land van Ewijk - who has 18 months left of his contract - from German clubs Schalke, Hamburg, Darmstadt and Belgian side Gent.Get all the latest Celtic news sent straight to your Inbox every day by signing up to our newsletter.We cover every