Former U.S. Attorney Preet Bharara weighs in on Trump investigations, Mueller probe

Preet Bharara, former U.S. attorney for the Southern District of New York, is weighing in on the many investigations into President Trump and his inner circle. He has a new book out called "Doing Justice: A Prosecutor's Thoughts on Crime, Punishment, and the Rule of Law." Bharara joined CBSN to talk about his book and the president.