``You can talk about all of the other conditions that exist at the time but that's the bottom line and - it was not Harry's fault,'' he said. ``You can't blame anybody else. I'm the guy who pulled the trigger and shot my friend.''
Cheney was using No. 7 shot from a 28-gauge shotgun. Shotgun pellets typically are made of steel or lead; the pellets in No. 7 shot are just under one-tenth of an inch in diameter.
The pellet that traveled to Whittington's heart was either touching or embedded in the heart muscle near the top chambers, called the atria, officials said. "