Here is great footage of a home invasion crew, almost making entry on a residence. Note that one of the crew has a semi-auto rifle. You think your little handgun is holding that off? Nope, that's why DMT says home defense is with the AR style rifle, period.
http://www.dailymail.co.uk/news/article-4198324/CCTV-video-shows-armed-gang-attempting-home-invasion.html