"We say enough is enough." A group of students from the Washington area held a protest and sit-in outside of Sen. Mitch McConnell's office, calling for gun control in the wake of the Florida school shooting http://cnn.it/2Dc1yOT | CNN

CNN’s Michael Smerconish examines what Joe Biden and Mitch McConnell have said about filling a vacancy on the Supreme Court. https://cnn.it/2FLWNTj | CNN Replay