article_snippet: The World Cup-winning Borussia Dortmund centre back has been tracked by Manchester United ever since Louis van Gaal took over last summer and the club are preparing a summer bid for the German.
article_snippet: The Germany international has been stringently linked with a move to Manchester United during the past few years .
article_snippet: Manchester United wants to bolster Louis van Gaal defensive options during the summer transfer window .
article_snippet: but then, other days, I think I don't fancy it at all,' Louis van Gaal said when asked of Manchester United's interest. '
highlights_snippet: Louis van Gaal is keen on strengthening
highlights_snippet: Louis van Gaal defence and Hummels fits bill .
  