Most mid-life crises don't go this way. Successful law professor and mother of two Rosa Brooks -- daughter of famous feminist Barbara Ehrenreich -- shocked her family (and herself) when she decided to become a D.C. cop. Brooks chats with Danielle about her new memoir, "Tangled Up in Blue: Policing the American City" which brings an insider view of the challenges cops face day to day, especially when it comes to race and poverty.