Former US President Barack Obama has not held back from slamming President Donald Trump’s policies. James Carafano, a senior fellow at The Heritage Foundation, discusses whether other former presidents have criticized their successors to this extent and the impact it has on the United States’ standing around the world.
WATCH: Obama working overtime to bring down Trump
Former President Barack Obama (right) talks with his successor Donald Trump at his inauguration, Jan. 20, 2017. (Rob Carr/Pool Photo via AP)