Vigils after murder of Beatles singer John Lennon; flowers outside Dakota; people behind police barriers with signs; drawing of the Dakota; woman talks about Lennon murderer Mark David Chapman; still photo of Chapman; newspaper headline about Chapman; Chapman (covered in coat) taken into police custody; Chapman's attorney speaks; police address crowd outside Dakota, ask for silence; people bow heads in silence; peace symbol on sign; couple embraces; John Lennon signs; woman closes eyes; people hold candles; man makes peace sign with hand; man with beard; people cheer; woman talks about experience; view of Lennon's room at Dakota; people sing Lennon songs; Ext. Dakota