He did? When? I think this absurd notion originated with Jeanne DeMohrenschildt.
LHO stated he practiced by shooting leaves in the park.Ha, ha, ha, hee, hee, hee....ROTFLMAO!
Lee.... "I tell ya George, I'm gettin to be a crack shot with that old carcano you had me order. I've been going to the park and shooting leaves off the tree...O' course I don't actually have any ammo... but if I did... the neighbors in the park area could attest to my marksmanship...after they called the police. "