shot through the head, yet one thing hasn't changed. ironically, her appreciation for guns. in fact, target practice is still a form of entertainment at her mother's house deep in the arizona desert. >> watch this. he's aiming for my pot. whoa! >> reporter: this is mark kelly using planting pots and water bottles as targets while giffords watches from the patio with her mother, cheering him on. >> excellent. >> excellent. >> excellent. >> excellent. >> reporter: kelly isn't shooting with just any kind of gun. >> this is the same kind of gun gabby was shot with. a glock, a nine millimeter glock, but in that case, it had a magazine that held 33 rounds. this when it's full holds 17. he shot 33 rounds. every round hit somebody, we think. >> reporter: how long have you had this gun? >> well, i gave this to gabby as a gift. >> reporter: when? >> a number of years ago. she was a gun owner. she's from the west. >> reporter: still, we asked the question a lot of incredulous people seeing this scene would ask. really, this guy sort of still gets his kicks or recreation for him is shooting a gun after his wife was shot through the head? >> gabby used to like shooting a gun, too occasionally. >> yes. >> not all the time. gabby owns the same type of gun she was shot with. she didn't want to get rid of it. so now there's a round in the chamber. >> reporter: to be sure, this is meant to serve a very political purpose, to show giffords and kelly are legitimate gun owners and credible messengers for their new cause, tightening gun restrictions.