Coldplay singer Chris Martin visits Chicago teen battling illness Posted on August 20, 2017 by Chicago 1 Chicago Chicago News & Search 1 News - 1 eMovies - 1 eMusic - 1 eBooks - 1 Search Search for: Coldplay lead singer Chris Martin made a detour to Chicago Saturday afternoon to visit a 17-year-old Chicago teenager who has been battling a serious illness. 1 Chicago Chicago News & Search 1 News - 1 eMovies - 1 eMusic - 1 eBooks - 1 Search Search for: