The first amendment gave this cretin enough rope to hang himself.
>>Additionally, the former gun owner stated, It is absolutely, absolutely unacceptable to shoot indiscriminately. Target only politicians and their staff and leave regular citizens alone. <<
That is the money quote. The 534 to go rant might be explained away as some sort of gallows humor or sarcasm. The quote above seems to clearly be calling for 534 murders.
I wonder what his defenders would say if he were a Jihadist calling for 534 suicide bombings?