Dr. Sanjay Gupta traveled from Pakistan to Michigan to discover his family 's roots . It could be they felt their lives were moving so quickly that if they spent much time in the past , they would lose out on their future . (CNN) -- Gupta says he will most remember the conversations they had along the way .
Dr. Sanjay Gupta traveled from Pakistan to Michigan to discover his family 's roots . (CNN) -- Gupta says he will most remember the conversations they had along the way .