Why Trump's impeachment inquiry is more similar to Nixon's than Clinton's
A new Quinnipiac University poll shows voters are split 47%-47% on whether President Trump should be impeached and removed from office, with support up 10 percentage points since House Speaker Nancy Pelosi announced an impeachment inquiry. Patrick Maney, a professor of modern American history at Boston College, spoke to CBSN about the similarities between the Nixon impeachment process and what Trump is facing.