NFL quarterback Tom Brady and model Gisele Bündchen are having difficulties in their marriage, CNN reported.The outlet reported that the two are not living together.Brady had recently retired before returning to the NFL 40 days later.Tampa Bay Buccaneers quarterback Tom Brady and model Gisele Bündchen are currently going through "marital issues" and "living separately," CNN reported Wednesday, citing two unnamed sources. The two have been married since 2009. Brady retired from the NFL in Febr...