ORLANDO, Fla. -- The son of Orange County Chairman Rich Crotty is getting nationwide attention after being featured on David Letterman's "Late Show" yawning, twisting his head and falling asleep at a rally for President George W. Bush. Letterman's comedy piece called "George W. Bush Invigorating America's Youth" was edited video from an Orlando rally in March where several people stood behind the president during a 45-minute speech. Crotty's son, Tyler, was taped standing behind the president checking his watch, stretching and basically dead on his feet. The "Late Show" skit edited some of the funnier moments from the video...