about. he told investigators that he feels good about what he s done. the man accused of carrying out a mile-long killing spree on a new york city bike path officially charged on federal terrorism charges, including providing support to isis. he appears to have followed almost exactly to a t the instructions that isis has put out. reporter: authorities revealing chilling new details about how 29-year-old sigh became radicalized in the u.s. he began plotting the attack one year ago. saipov allegedly admitted that he was inspired by the isis videos he watched. reporter: the criminal complaint said he was inspire by al baghdadi. finding dozens of videos and thousands of images of the terror groupon his cell phone, which was recovered at the attack site. authorities say saipov waived his miranda rights and said he