>> on december 8th, 1980, john hinckley's fragile world begins to crack when he hears shocking news from new york city. >> the news ripped from the air in shock waves. john lennon, shot and killed in the dakota apartment building where he lived. the suspect is identified as mark david chapman. >> hinckley idolized lennon. that new year's eve, he locks himself in his parent's house, drinks peach brandy, plays guitar and wallows in his own misery. sometime during the night, hinckley writes in his diary, john lennon is dead. forget it. it is just going to be insanity. i still think about jodie all the time. anything i might do in 1981 would be solely for jodie foster's sake. i want to tell the world that i