Had/have a similar situation with our neighbors and their dog. She owns the home, he's the new man, brings his large dog to the relationship, it thinks it owns the entire neighborhood. Dog pinned my wife in her jeep in the driveway once, he called it off and apologized, so no big deal you'd...
I may have mentioned my regard in previous posts for the .257 Roberts, but if you could find it in a lefty, your kid would be set with a pretty sweet and extremely capable firearm.
I've seen this jack was a time or two also, never could stomach him. A season or two ago he was running around with Zach Brown (of the band). Too bad, I like his music.
Have one, and yes, I think it's a capable western deer rifle. Mine has been killing Pa. whitetails for 40 years in mine and my kids' hands and probably 25 years prior in my grampys' hands. The Partition in the Federal Premium 120 grain I would think would be a reasonable round out to 250 or so.
Well, when we were kids, the running joke was that anything that crawled across the yard to slowly was fair game to our Dad so that should say alot. His most famous was the dandelion greens in bacon gravy over mashed potatoes.