Vietnam vet Travis Bickle is 26, a loner in the mean streets of New York City, slipping slowly into isolation and violent misanthropy. In solving his insomnia by driving a yellow cab on the night shift, he grows increasingly disgusted by the low-lifes that hang out at night: "Someday a real rain will come and wash all the scum off the streets." His touching attempts to woo Betsy, a Senator's campaign worker, turn sour when he takes her to a porn movie on their first date. He even fails in his attempt to persuade child prostitute Iris to desert her pimp and return to her parents and school. Driven to the edge by powerlessness, he buys four handguns and sets out to assassinate the Senator, heading for the infamy of a 'lone crazed gunman'... (link)
Mad Killer's TV Hate Mail
By Jana Winter in Blacksburg, Va., and David K. Li and Hasani Gittens in New York
April 19, 2007 -- Virginia Tech killer Cho Seung-Hui took a break between murders to mail a chilling multimedia missive - which included videos explaining the twisted reasons why "I did it. I had to!" and dozens of snapshots of himself in hostile poses with guns.
In profanity-laced ramblings, Cho blamed everyone but himself for his sickening carnage.
"You had a hundred billion chances and ways to have avoided today," Cho sneered into the camera. "But you decided to spill my blood. You forced me into a corner and gave me only one option. The decision is yours. Now you have blood on your hands that will never wash off.
"When the time came, I did it. I had to!"
The madman took pity on himself, positioning him as the ultimate victim.
"Do you know what it feels like to be torched alive?" Cho asked. "Do you know what it feels like to be humiliated?" (link)