dna was taken from aaron lucas when he was arrested last year.ed to a national database linked him to unsolved sex crimes in madison, alabama, and texarkana, texas, there is, however, one possible exception. identical twins have virtually identical dna. both brothers lived in alabama and texas. brian says he's never been to colorado springs and law enforcement agencies in alabama, texas, and colorado say aaron lucas remains the focus of their investigations. defense attorneys say beyond the dna evidence, one alleged victim described their assailant as driving a black acura sedan, a car similar to that owned by aaron's twin brother, brian. the defense also says another witness identified a different man altogether as her assailant. all evidence the judge says a jury can now hear. still unclear whether brian lucas will be compelled to appear in a colorado court in a case expected to start in january. miguel marquez, cnn, los angeles. >> thanks, miguel, for that breakdown. let me bring back now clinical psychologist dr. jeff gardere and defense atto

here you've got aaron lucas in colorado springs where the crimes took place.n the world is aaron going to compel his brother to come to colorado springs as an alibi witness? it seems preposterous. just because one of the victims found that there was a black sedan, i mean, who knows what the heck that is. i don't understand this defense. i think it is creative. i don't think it is going absolutely anywhere, and this trial is starting in a little over a month. i don't know what aaron is going to do in this case. >> richard, how do you see it. brian the brother being blamed by aaron has not been charged. >> fred, can you imagine thanksgiving this year with the family? the two brothers going against each other? i don't know. >> not going to happen. >> look, the judge made a determination. >> probably not going to make it. >> i am only kidding. the judge made a determination he can argue this to the jury and it is a pretty powerful argument if you think about it. you need to have proof beyond a reasonable doubt to the jury. if the dna from his brother matches and t

. >> aaron lucas, a decorated army officer charged with lureing 11 adolescent girls into his vehicle,, all this on active duty in fort carson. >> dna linking him to sex crimes in two other states, aaron lucas says his identical twin brother were blamed for all the crimes. >> no two of us have the same set of dna with one exception and that is identical when thes. >> it is not the first time the virtually identical dna of identical twins has presented a quandary for jurors. in houston, a man was charged with rain. during his twooil trial in 2005 the defence blamed his identical brother but aldo confessed to the crime t. jiri took 30 minutes to find him guilty. then there was the case of a brutal investigation in new brunswick last year. their appearance and dna indistinguishable. how was the jiri to decide? in the end, eyewitnesses placed both brothers at the scene, both guilty. in the case of aaron lucas, his twin brother brian says he has never been to colorado springs and law enforcement agencies say aaron lucas remains the focus of their investigation. >> each twin essentially has

aaron lucas could get life in prison.et for february. >>> coming up on cnn, this local fisherman catches this massive sea creature. look at this thing. find out how he snagged the sting ray and why it is so incredibly rare. >>> also this -- ♪ >> oh, boy. kanye west and kim kardashian showing their affection, shall we say, in this new video. but two celebrity joke sters decided to spoof it. you will see the video that nearly left me in tears. you really love, what would you do?" ♪ [ woman ] i'd be a writer. [ man ] i'd be a baker. [ woman ] i wanna be a pie maker. [ man ] i wanna be a pilot. [ woman ] i'd be an architect. what if i told you someone could pay you and what if that person were you? ♪ when you think about it, isn't that what retirement should be, paying ourselves to do what we love? ♪ paying ourselves to do what we love? >> you think you've caught the big fish? there are catches and then there's this. look at this haul. i feel like the picture really doesn't do it justice. just imagine standing next to it. it'