Man Sentenced for Threatening to Kill Montana Senator

Kevin Patrick Smith sentenced to over 2 years in prison for threatening Senator Jon Tester.
Smith left about 60 threatening voicemails for Tester, even after FBI warned him.
Smith pleaded guilty to threatening to murder a U.S. Senator.
Smith will be on supervised release for 3 years after prison term.
Threats against politicians are increasing, with recent cases resulting in jail time.