VICE PRESIDENT with close ties to BIG OIL in TEXAS has PRESIDENT SHOT

LBJ had JFK shot
from a book I'm reading called:
"Blood, money & power : how LBJ killed JFK", by McClellan, Barr.
Basically, LBJ is corrupt as all hell, evades scandals and pursues power by having JFK shot, thereby putting him in place.

George Bush #1 tries to kill Reagan
more research is required on this, but here's a teaser article:

Reagan dead 23 years after hit by Bush cabal

2 Vice Presidents from TEXAS have their presidents shot.