The last Vice President to shoot someone was Aaron Burr who killed Alexander Hamiliton in a duel in 1804.
Indicted for murder in New York and New Jersey but never tried in either jurisdiction; escaped to South Carolina, then returned to Washington and completed his term of service as Vice President; arrested and tried for treason in August 1807 for attempting to form a republic in the Southwest of which he was to be the head, but was acquitted.
Letterman's Top Ten Dick Cheney Excuses
10. Heart palpitation caused trigger finger to spasm
9. Wanted to get the Iraq mess of the front page
8. Not enough Jim Beam
7. Trying to stop the spread of bird flu
6. I love to shoot people
5. Guy was making cracks about my lesbian daughter
4. I thought the guy was trying to go 'gay cowboy' on me
3. Excuse? I hit him didn't I?
2. Until Democrats approve Medicare reform, we have to make some tough choices for the elderly
1. Made bet with Gretzgy's wife
28 minutes ago