state police trooper john harker is on highway patrol. with 11 years on the force's drug interdiction unit, harker has been involved in some of the riskiest and most high-profile arrests in the state. >> we worked in southwestern ohio with the intention of apprehending folks engaged in criminal activities, felony activities, drugs, stolen property, that type of enforcement. >> trooper harker's day starts like any other, with a traffic stop. he pulls over a driver going under the speed limit and whose 1977 blue chevy suburban is missing a front license plate. >> so i had to call the patrol post in wilmington and have a dispatcher run that. the license plate did match, at least the appearance of that vehicle, but that it was expired. >> but for now, this seems like it will be nothing more than a routine traffic stop. >> good afternoon, gentlemen. a visual scan of the vehicle as i walked up appeared that they were doing construction. there were soiled jackets, and, you know, heavy garments to wear outside in the weather. >> do you have i.d.

. >> let's go live to christine harker. christine, have police given any more details behind the suspect or the motive? >> they have not. the largest police investigation in modern times trying to find at the time what they weren't clear it was one gun pawn or twoman or two gunmen. now they say the person they shot was the person trairlt behind both attacks. the streets are of copenhagen, and following the killing of this presumed gunman but again the police haven't actually said that the investigation has been called off. we don't know whether they're still looking for anyone else. we don't have information whether this man worked on his own or whether it was a larger organized incident. >> now, crifs christina these incidents doesn't usually happen in denmark. >> authorities have been expecting some kind of attack at some point. the danish newspaper first published these drawings that led to riots and violence across the middle east. but in addition to that, involved in operations in iraq and afghanistan very active and t

earlier this month president patrick harker wrote an op-ed in the philadelphia enquirer and it said insmart students are going online to have the degree pass and it is too teacher-centric and professors have too much control over a school's curriculum but a union that represents professors is pushing back now in a statement to the news journal, a union leader accused harker of being dismissive and called it an affront to the mission of the university education. >>> who is top dog? the american kennel clob reub releases the top dog, and the laboratory retriever remains right at the top. they have topped the list two dozen times and in 2013 it broke the record longheld by poodles. here's a look at the breeds that topped the list lab ratter retriever, german shepherds and golden retrievers and bulldogs and the akc reflects puppies and newly registered dogs across the country. >> we all love our dogs no matter what the breed, right? >> she's only 10 years old. don't underestimate her power and maya's ability to conquer cancer and her famous ad bringing in big bucks just in the 24 hours sin

. >> it may be why the harker school has not one, but three finalists in the most prestigious contest't just smart, they are true lovers of science. >> since a young age i've been interested in evolution. >> andrew got the idea to study ancient dna with modern technology. >> i made this tool using artificial intelligence approach to train computers to think like scientists. >> >> he figure out people evolve to resist certain infections while his classmate studies a modern problem. >> his classmate is studying another problem >> this is a fatty liver. >> this is on the rise and can lead to other conditions. he will present his findings at intel's finals in washington, d.c. >> by making science glamorous for high-schoolers it, gets so many thinking about science. >> for many of the scientists the trip to washington d.c. is just the beginning. they have their whole futures ahead of them and this is a pretty good head start. [applause] in 2006 harker student claimed second place in intel's contest for an equation that brought order to seemingly random movement. he went to harvard and cont

in 2006, harker student ye sun won second place he went to harvard finish that had degree. >> i spent a year in cambridge and decided to do a phd in math. . >> i felt like the best part was meeting other finalists. i'm still in touch with many of them to this day. >> all winners in their own right. >> they're not just doing this to get a prize, but trying to contribute to the field. >> unbelievable. >> yes. >> can't wait to see what they do next. >> oakland unified school district going solar. the system is courtesy of sunpower. officials say panels will reduce the district's annual costs. sunpower will be offering a solar science academy this summer. >> today water for millions of people is flowing through a massive new pipeline. an abc7 news, we got a look at the checks. workers hanging over this hole. the engineering feet delivering water to two and a half million people in the bay area. the project is part of a massive plan. this tunnel replaces a pipeline completed in 1930s. >> there is concern there could be disruption. >> not anymore. >> voter as proved a ballot measure to repa

in 2006, harker student ye sun won second place he went to harvard finish that had degree. >> i spentear in cambridge and decided to do a phd in math. . >> i felt like the best part was meeting other finalists. i'm still in touch with many of them to this day. >> all winners in their own right. >> they're not just doing this to get a prize, but trying to contribute to the field. >> unbelievable. >> yes. >> can't wait to see what they do next. >> oakland unified school district going solar. the system is courtesy of sunpower. officials say panels will reduce the district's annual costs. sunpower will be offering a solar science academy this summer. >> today water for millions of people is flowing through a massive new pipeline. an abc7 news, we got a look at the checks. workers hanging over this hole. the engineering feet delivering water to two and a half million people in the bay area. the project is part of a massive plan. this tunnel replaces a pipeline completed in 1930s. >> there is concern there could be disruption. >> not anymore. >> voter as proved a ballot measure to repair a