Heller confirmed the 2nd Amendment guarantees the individual right to own an bear arms. So, the Anti's have started going after everything else.
http://www.nraila.org/Legislation/Read.aspx?ID=4090
For example, in Massachusetts they are raising the cost to increase the cost of CCW and FFL In other places, they are adding a tax to ammo, or limiting the amount of ammo one can purchase in a months time, or limiting the number of guns one can purchase in a month.
Since they can't ban 'um, they are going to try to make it so cost prohibitive that while you can own one, you cannot afford one.