the three of them departed the defendant's home at 1:12 in the morning in the silver nissan altima. 20 a.m., he's on camera at this gas station. >> the defendant bought gas, bought two other items, bubbilicious blue cotton candy gum and rolling papers for marijuana. >> about 20 minutes later, 2:32 a.m., a camera captures the same altima pulling up to lloyd's home. lloyd gets inside. as they start driving, a sign of trouble. hernandez tells lloyd he doesn't trust him, angry about who he was talking to at the club where they partied friday night. how do investigators know about the conversation in the car? ortiz, sources say, squeals during questioning. at 3:22 a.m., a string of security cameras at an industrial park pick up the altima as it heads toward a secluded area. >> there are no homes there, no artificial lighting. >> it's 3:23 and odin lloyd sends his sister the final text, telling her he's with nfl, adding "just so you know." between 3:23 and 3:27, workers nearby tell police they hear gunshots. hernandez's home is only a half mile from the murder scene. at 3:29, a camera shows

they say he escaped in the victim's car, which is a gray nissan altima with the license plate, "b-a-r-g-m-n-2." tropical storm arthur may grow into a hurricane today. and much of the east coast is bracing for what could be a rocky fourth of july. in boston, the city's annual independence day fireworks are being moved up to this evening, to ensure that they won't have to be cancelled. north carolina faces the greatest risk from arthur -- especially the outer banks. hatteras island is being evacuated ahead of the storm's arrival. hurricane warnings are up across much of the state. and the governor is warning people to stay out of the ocean. >> i want to reiterate, don't put your stupid hat on. >> we're just getting ready. tying down things that may fly. there will be some flooding but other and that we will just day here and ride it out. >>arthur is expected to move back out to sea, by late saturday. the massive storms that hit chicago have been classified as a rare "double derecho". a derecho is a long-lived wind storm that stretches more than 240 miles, with wind gusts of more than 55 miles

. >> got a while male, just pulled in in a nissan altima. looks like a rear frac on it. >> are you here? >> an unsuspecting john is the first to arrive. >> did you get my text? i sent you the room number. >> he makes contact with the undercover. she gives him the room number and tries to calm his jittery nerves. >> yeah, no. it's cool. like -- not a big deal. he said that he was a student and that he had never done this before. so he's -- you know, trying to portray himself as like he's wanting to try something new, that he's never done this. if you want anything like, you know, if you want anything like real crazy, it's a little bit extra. but we can talk about this. >> you think this is a first timer possibly? >> we'll see. i don't know. some of them play the game really well. >> the nervous john makes his way up to room 207, unaware that his every move is being observed and recorded by the polk county sheriff's office. after some small talk about sex, he hands over $100 to the undercover. >> go ahead. >> sheriff's deputies move in and rai