Diego Maradona has urged Rafa Benitez's Napoli to buy Mario Balotelli. And the Argentine promised to take care of any problems with the former Manchester City striker. Milan are in crisis this season and Balotelli could be sold this summer to rebuild the club. Reports in France claim Monaco are interested in signing him for their Champions League campaign. But Maradona, who twice won Serie A win Napoli during his career, has urged his former club to buy the Italy striker.