This is not a right. It is an example of someone with some real issues trying to get attention for being an idiot. This man was literally terrorizing people in the airport. Simply because he can.

When is the United States going to come to grips with its mounting gun problem. A problem that ignores safety and practicality. A problem that results from the twisting of the constitution by an overly powerful gun lobby.

If necessary, let’s create an amendment that requires training to obtain a permit, requires background checks for every single gun sale, and requires safety measures to be upheld to keep a permit.

https://www.yahoo.com/travel/is-it-ok-to-bring-a-loaded-gun-into-an-airport-120692240587.html