espionage and intrigue at top univerties.ents coming to universitieses to steal secrets? here with the story. >> reporter: what country is fbi directorer christopher rayoe worried about? last week he told lester. >> i thing china, from a counterintelligence perspective represents the broadest, most challenging, most significant e threat we fac as a country. >> reporter: academic espionage is of concern. that some students, at t rection of theve chinese ornment is funding research, muchf which isunded by the u.s. government. >> in a microwaven. >> reporter: famous for inventing an invisibility cloak, made up a material invisible to microwaves. >> working invisibility cloak sglerks and a young scientist in china. t lieu came study in dr. smith's lab, some believe a mission from the chinese government. >> we know the chinese have shopping list of intelligence technology every year. we know the research he took from duke university was on that collection list and we know certain government officials and operatives met with him wh

. >>> the fallout, he resigned from the board of trustees at the univerty of louisville. is emerged of george cloony's crash. he reportedly going about 60 miles an hour on his scooter when police sar cut into his path. you can see the scooter slamming into the car. cloony thrown into the air before hitting the ground. ite was checked out at the ho and is now recovering at home. his injuries are said to be not serious. >> to the massive inferno at a st. louis gas station, not one but two lamborghinis at the mp. video caught a mini van driving off with the fueline still in the tank. the tank snapping the hose and spraying fuel and the gas ignited when it hit the sporca r engine. luckily nobody was hurt. >>> a teacher with the song in her heart helping kids find vo thices for over 50 years. those who serve is next. i don't have to worry about that, do i? actually, you do. harmful bacteria lurk just below the gum line. crest gum detoxify works below the gum line to neutralize harmful plaque bacteria and help reverse early gum damage. and, now there's new crest gum & enamel re

. >>> we're back with a >>> we're back with a deepening mystery over a missing univerty iowa student. she went for a jog in her hometown last week and hasn't been seen since. the fbi is hoping she's been known to wear could help lead them to her. her family members are speaking out to ron mott. >> reporter: the heart of iowa, a desperate search for missing college student molly tibbetts who disappeared a week ago. molly's missing posters showing the sophomore are te pld over her hometown. >> of course, i'm hopeful she'll be found because she's tough and smart. >> reporter: sh the 20-year-old was dog sitting for her boyfriend's brother. she went out for a run and sent a snapch at 0:00 p.m. last wednesday. he was the last to hear from her. they are now treating it criminal. >> we're combing through gital evidence that molly had and utilized. she's 20 years old. she's a college student. she's wenected. >> reporter: tibbetts is an avid nner that always wore a fitbit, the fbi hopes to secure her location. a facebook page set up to find her has almost 30,000 followers. investigators scourin

atnford univerty and was re in quarter million dollars oakland police department made more than 32,000 stops and 20,000 of those were african- american residents or 61% of all police stops. in 2017, that percentage dropped a point to 60%. oakland police chief kirkpatrick says that's unacceptable. >> our disparity numbers are still high. we need to be a police department that's focused on behavior and behavior-based only. and so, um, that's what my mission is. rye move any sense of racial profiling -- remove any sense of racial profiling. it's not acceptable. >> reporter: a list of 50 recommendations based on the findings was distributed at the meeting, including which items have already been implemented. some community activists want to see more of that implementation and less data collection. they say they know why the problem exists and why continue to waste money on data they already have? the oakland city council will have the final say on the contract extension on tuesday. >>> right now, milpitas police are searching for a suspect behind a brazen robbery. take a look at this photo