in a hyperspectral image, the same area here is much more than just a big, marshy, green area with theiver running through it. it's composed of many different kinds of habitat, structural differences that's apparent to the hyperspectral camera, that you cannot see in a simple color image of the study area. narrator: the colors in the image represent the amount of light energy at different wavelengths that's being absorbed and reflected by the plants, something we cannot see with the naked eye. this information can help determine if the willow is stressed or healthy. in this image, within the marked plot, the dark green represents healthy willow that have escaped browse height. dr. crabtree: this is what's called released willow. so this is high-stature willow that really erupted in 1997 and 1998, and it's surrounded by smaller willow that has not released. narrator: using the remote-sensing images in conjunction with the data gathered in the field gives the team a better understanding of the landscape and how it impacts the various tiers in the food web. the researchers have found that

he then took her to the marshy field near the trucking company where he worked.dence shows he used some sort of sharp object and repeatedly stabbed her, going so far as to mutilate her. and then, he left her there. >> i learned a lot from her skeleton. and i believe in death, she made significant contributions. >> in april of 2007, john boyer pled guilty to a charge of second-degree murder and was sentenced to 12 years in prison. scarlett's family still have problems accepting the enormity of the crime. >> he never gave a true story as to what really happened, so i don't guess we'll ever really know. >> i still don't think ms. woods has got it in her mind her daughter's not coming home. >> investigators also suspect that boyer was involved in the murder of 26-year-old rose marie mallet that took place a year before scarlett wood was murdered. >> when he saw the photo, he stopped everything and said, "i know her. she's a prostitute. i've had sex with her. i want an attorney." so based on that utterance, he is a suspect in this homicide, also. >> but john boyer is

somehow, they clipped a tree and landed upside down in a marshy field. pilot and another man died. the woman onboard was hurt but is expected to recover. >>> new mexico. police say a couple in al albuquerque stole an hospitambu from a hospital. little did they know an employee was sleeping in the back, then a police chase on a highway for 50 miles. the worker who was asleep woke up and jumped from the moving ambulance. police arrested the couple. >>> arizona. the spirit of pamplona, spain, invading the streets of suburban phoenix. we have been seeing this in american cities and it's popular in az. >> it's exhilarating, a rush, a party. whatever happens happens. >> this is the third straight year for this action in the u.s. some runners say it's not the bulls you have to worry about. it's the other people. >> man, it's crazy. i won the first one. the second one was a little bit messed up. some guy in an elvis costume knocked me down. >> there's a cash prize for each run. >> illinois, chicago making the most out of all the snow this winter. having its annu

authorities say the private chopper's blades equipped some -- clipped some trees before going down in a marshye passenger were killed, a second passenger survived and is in the hospital this morning. investigators say the three were flying back to tallahassee after visiting a restaurant near the coast. no word yet on the cause of that crash. >>> 9/119:11 this sunday morning. new allegations surrounding new jersey governor chris christie. have that when when he come back -- when we come back. >>> this is kings beach and you can see new snow on the ground. we will be getting an update for you on the snowfall in the sierra coming up in a couple of minutes. ♪ ♪ use chase freedom at gas stations this quarter and get 5% cash back. so you can keep rolling in style. activate your 5% cash back at chase.com/freedom chase. so you can. >>> 9:14. back on kron4 news weekend. we are going to check the weather forecast with janu arasu. >> we have been taking a look at this live shot for mount tam camera all morning. it is windy out there, wet. we have been seeing pretty consistent rain through portions of the

moscow is basically built on a bog, this marshy land.today's moscow, there are other escapes, too. how many cities have a ski hill which doubles as the best place for a newlywed kiss? these stretches. summing up moscow perfectly when we met up at an old bathhouse turn speak easy type bar in the center of town. >> when i was studying here, a teacher who said to me one day before -- the thing is in russia, nothing is allowed, everythi everything. >> spend a little time in moscow, you'll see what he means. >> moscow is a gritty, sometimes difficult but always fascinating place. i've been there about half dozen times for work. and one of the great things about it. it continues to surprise you every time you go. a lot of fun. >> love that. nothing is allowed but everything is possible. i love that. >> sounds like new york. >> thanks, stephanie. >> all right. well, up next, which american president was related to 11 other presidents? we've got some fun presidents' day trivia right after these messages. improving your health isn't always easy,