He ran. My Uncle (mom's side) did the same thing after trying to manhandle my mother during a dispute over my Grandpa's house and belongings after his death. Apparently having an 11 year old running at you screaming like Leonidas with your dad's old Uncle Henry can really unnerve a man
Took my Ma about 2 hours to talk the knife outta my hands, come to think of it
Not quite a pup myself, but I'll tell you this, never underestimate the sheer tenacity and creativity that can result in giving a teenage boy (+/- a couple years) a damn good excuse to maim someone. Words cannot even describe how much more that is true for teenage girls