We would like you to assess the QUALITY of each of the following argument (discussing Gun Control) and determine if the argument is Valid or Invalid. A valid argument is clearly interpretable and either expresses an argument, or a premise or a conclusion that can be used in an argument for the topic of gun control. An invalid argument is a phrase that cannot be interpreted as an argument or not on the topic of gun control.

Your endless request for more and more gun control is not justified.
Invalid

Maybe the vast majority of gun owners aren't as opposed to
Invalid

The ATF has been known to lie on record to prosecute people.

Valid