Buyback works for a nanosecond. Then people go out and buy another gun, PREFERABLY from out-of-state. Problem solved.
She along with the rest of the socialists want that to be implemented on a national basis.
They have their little statist fantasies about registering guns and then going door to door to collect them up and if they have to give them back they want it to be in the form of shredded metal..
http://www.dailykos.com/story/2012/12/21/1172661/-How-to-Ban-Guns-A-step-by-step-long-term-process
http://www.dailykos.com/story/2015/10/5/1427845/-Effective-Gun-Control-A-National-Semi-Auto-Ban