But cars can be used to kill, and have been used that way. There was that American army member who used a car to mow down people, and in Germany, which restricts guns, they were mowing down people at Christmas markets.

In Boston, the bomber used a pressure cooker filled with nails.

Until we get to the root cause of why young men feel compelled to kill (and almost all of these mass murderers seem to be young men)...