police releasing this surveillance image of rohinie bisesar monday taken moments after she plugged a knife at a woman at a toronto subway station seemingly at random. >> by all accounts it is an un unprovoked attack. the victim does not recognize the suspect as someone that she does know. >> reporter: it happened friday at a drug tore inside the station. investigators say around 2:55 p.m. bisesar walked in with a knife and stabbed an unidentified woman in her 20s, the victim now in serious but stable condition and bisesar still on the run. >> apparently she is well educated and the financial frequents. we're asking for the public's her. >> reporter: police are calling bisesar violent and dangerous but say they are baffled by a her linkedin page revealing her leadership roles in organizations for women in business. one professor at her university praising her on the site writing "she was superb both for the outstanding quality of her work and for her warmth and interpersonal skills." >> was there some event in the hours or even days before this attack that would have enraged her to go

bisesar walked in with a knife and stabbed an unidentified woman in her 20s. the victim now in serious but stable condition and bisesar ill on the run. >> apparentnt, she is well-educated. and the financial district is somewhere that she frequents. we're asking for the public's assistance and trying to find her. >> reporter: police are calling bisesar violent and dangerous but sathey are baffled by a possibleotive. her linkedin page revealing her leadership roles in organizations for women in business. one professor at her university praising her on the site writing outststanding ality of her work and for her warmth and interpersonal skills." >> w there se event in the hours or even days before this attack that would have enraged her to go out and harm a particular person or random person? >> reporter: now, friends describe the attack as completely out of character and bisesar has no criminal record. police are advising residents not to approach her if they see her but to call the authorities right away because, again, they are saying she's dangerous. we cover

bisesar is expected back in court friday for a bail hearing.nswered questions here but the family of the victim is now speaking out. they sent a statement saying how they have dated they are that something like this would happen out of the blue just on a break from work that woman was. >> all right, mara thank you. >>> another case that could end up in court, the nfl, as you know in the spotlight for its concussion problems but football is not the only sport with crisis there. more hockey players are joining a lawsuit against the nhl. now, abc's linsey davis is here and linsey a lot of parents with kids who play hockey are concerned about this. >> reporter: you're right. there is heightened concern and comes as we're seeing an increase in the number of people playing hockey in this country. more than 500,000 people registered in the 2013/2014 season that's more than ever before. with the movie "concussion" making headlines, tackling the issue of brain injuries in the nfl -- >> tell the truth. >> reporter: -- the nhl is getting hit with concussi

we still believe them to be complete strangers. >> reporter: police say bisesar, a professional with no criminal history, attacked a woman at a drugstore last week and stabbed the victim without provocation. leaving her in critical condition. late wednesday, 28-year-old rosemarie junor succumbed to her injuries. in toronto and had been married less than a year. loss. >> we're all trying our best to make sense and to try to figure why. >> reporter: police say bisesar fled after the attack and was on the run for four days. shortly before her arrest a canadian newspaper said they received an e-mail from her account saying in part, something has been happening to me and this is not my normal self adding, i am sorry about the incidence. >> that kind of evidence exhibiting mental illness could be used mounting a defense of not criminally responsible. >> reporter: bisesar has not yet entered a plea expected back in court this morning. for "good morning america," mara york. >> mara, thank you. >>> new concerns about the safety of infants in car seats. a survey out this morning finds more tha

now, in canada if the victim within the next year bisesar's charges could be upgraded to murder. she makes her first court appearance this morning and we heard that officer say the victim was in grave condition. that's canada's version of critical condition so we're certainly hoping for the best. this is a serious attack. >> it certainly is, mara. >>> we turn to the story of one ohio family suing their school district after the tragic death of their 13-year-old daughter. she killed herself after merciless bullying and her family blames the school for doing little to stop it. linsey davis has the story. >> reporter: the family of 13-year-old emily ie olsen says she took her own life. >> they called her names and tried to trip her. >> i want to know the truth. to me the truth has no agenda. it is what it is. and my daughter deserves that. >> reporter: now one year after her death, they're filing a federal lawsuit accusing the fairfield ohio school district of knowing that olsen seen here in her yearbook photo was in the lawsuit her parents say that before her death they were dismis

rohinie bisesar now facing second degree murder charges in what police say was a c completel randomom attack. >> we still can find no correlation between the two. we s sll believe them to be complete strangs. >> reporr: police say bisesa a professional with no criminal history, attacked a woman at a drugstor last week and stabbed the victim witut provation. leaving her in critical condition. late wednesday, 28-year-old rosemarie junor succumbed to her injuries. junor worked at a private clinic in toronto and had bee married less than a year. her fily devastated by the loss. >> we're all trying our best to make sen and to try to figure ouout exactly what happened and why. >> reporr: police say bisesar fled after the attack and was onon the run for four days. canadian newspaper said they received an e-ml froro her accounsaying in part, something has been happening to me and this is not my normal self adding, i am sorry about the incidence. >> that kind of evidence exhibiting mental illness could be used mounting a defense of not c criminally responsible. >> reporter: bisesar has not yet

and that is why it's so disturbing. >> reporter: overnight police interviewing bisesar trying to piece together a motive. >> there's only two people that know maybe why this happened. one of them lies in grave condition in hospital. the other has just been arrested by the toronto police. >> reporter: but friends say the alleged attack is completely out of character. >> she's very well educated. she has no criminal record. it's out of the blue. >> reporter: this morning bibisar is charged with attempted murder, aggravated assault and carrying a concealed weapon. now, in canada if the victim were to succumb to her injuries within the next year bisesar's charges could be upupaded to murder. she makes her first court appearance this morning and we victim was in grave condition. that's canada's version o critical condition so we're certainly hoping for the best. this is a serious attack. >> it certainly is, mara. >>> we turn to the story of one ohio family suing their school district after the tragic death of their 13-year-old daughter. she killed herself after merciless bululing and her fa

bisesar walked in with a