they later revealed the mom, this woman, tammy meyers went home, picked up her armed son and went outante style. cops say that led to a shootout in their drive away win the son and the pocket, a 19-year-old named eric nosh. she died two days later. the suspect's attorney enough claims his client acted in self defense. let's get to trace geologer. these two families have known each other a long time. >> reporter: which is what makes the story so fascinating. it wasn't a case of random road rage. the victim knew the suspect very well. she suspend countless hours counseling him. she fed him, gave him money. the his friend says she bought things from him and that why a lot of people in the neighborhood believe this might have been some sort of drug deal gone bad in fact eric's death attorney is now asking for the surveillance tape from the anybody school where tammy meyers was apparently teaching her daughter to drive. he says if the tape doesn't show the car driving around, that would change the case. a lawyer says a big part of his defense will be challenging thing -- prosecution's evid

not guilty. 19-year-old erich nowsch was arraigned on murder and other charges in the death of tammy meyers, the mother of four. it turns out the two were neighbors but the details of the firefight are still unclear. nowsch's attorneys claim he acted in self-defense. >>> an american ebola patient arrives at the national institutes of health hospital later today. the nih has a high security isolation ward at the bethesda facility. the volunteer was infected while helping ebola patients in sierra leone and will be brought to bethesda, maryland, aboard a chartered plane in isolation. >>> evacuations and travel problems this morning in costa rica after a volcano erupts. time-lapsed video shows a tremendous amount of smoke and ash rising from the volcano for a second straight day. villages within two miles of the eruption were evacuated and costa rica's international airport, which is about 15 miles away, was forced to close because of poor visibility. that also forced at least one flight out of dallas/ft. worth to turn back. >>> well, time now for the weather from across the nation. expect more

year-old pleading not guilty thursday to three felony charges including the murder of las vegas mom tammy meyersis school parking lot last month. tammy was teaching her teenage daughter how to drive. but police say they were told nowsch thought the people in the car were looking for him so he called a friend to pick him up. tammy's husband says that's when they followed her and pulled up alongside. >> what did he say? >> it was along some of the line i'm going to kill you and your daughter. >> reporter: police reports show toomey got her older son armed with a gun and went looking for the suspects when they found them nowsch allegedly opened fire before chasing them back to their home and police say firing that deadly shot into tammy's head. >> we are conducting our own investigations and some of those already appear to be bearing fruit. >> reporter: nowsch's lawyers speaking with abc news overnight about possible options for his defense. >> self-defense appears to be a very likely direction for us to go on this case. >> reporter: in another bizarre twist nowsch's lawyers confirm their client kn

police say he opened fire on tammy meyers while she was with her son.rt records show that nowsch changed his story detailing his whereabouts the night meyers was killed only after detectives told him his story would not stick. he said he was worried that somebody wassing him. according to the detective he said there were some people that threatened to skin his cat, his litter sister and his mother. nowsch's trial is set to begin in late may. >>> the secretary of state gets set to resume nuclear talks with iran today. the white house chief of staff says congressional action before a deal is reached would be harmlessful to the talks. the others face a march 31st deadline to face it. secretary of state john kerry meets with iran's foreign minister today in switzerland. israeli's prime minister benjamin netanyahu is accuing foreign governments of trying to derail his election. he told them on radio it's part of an orchestrated campaign against them. he did not refer to any particular country or government. netanyahu is trailing the opposition zionist union

derek andrews was charged with murder in the shooting of tammy meyers. man accused of pulling the trigger already pleaded not guilty to that same charge. prosecutors will decide later this week whether to seek the death penalty for both. alison: still ahead on abc 7 news at 6:00 tonight, the questions being asked after an inmate escapes custody in the hospital setting off that nine hour man hunt. news chopper 7 captured the dramatic end to a car chase that happened through fairfax county. but just what rules are in place to try to protect the public from such a dangerous scenario? and a new ranking of just how bad traffic in this area really is where d.c. ranks all new tonight at 6:00. leon: speaking of where d.c. ranks, d.c.'s mayor is less than an hour away from giving her first state of the city speech. our roz slater is outside of the theater and has a preview of what she's expected to say tonight. hey, roz. roz: i switched up on you a little bit. i'm at the lincoln theater and the doors open at 5:30. people are pouring in. they began lining up at 4:

new grand jury transcripts show erich nowsh was not the same person who terrorized tammy meyers and herhter during a driving lesson. that led to meyers being shot outside her home. he is still charged with her death. >>> the ammo ban back on. democrats reloading a proposal to ban green tipped bullets. you remember the atf scrapped similar plans last week after guidelines showed the ban was already in effect. the new bill would make illegal any bullet that can pierce police body armor. >>> that's the news. brian. >>> new york city mets pitcher out for the season after tearing a ligament in his elbow. he's 24 and will undergo tommy john surgery, a procedure more than 30 major league players had in 2014. >> medical experts saying this elbow injury isn't just for the pros. 28% of all youth pitchers reporting a history of elbow pain. is your child at risk? dr. david samadi is here with what parents need to know. we're seeing an increase of the frequency in these types of pains and injuries why? >> i think the seasons are getting longer and the practices are getting more competitive. the pare

eric noush indicted in the death of 44-year-old tammy meyers last month.on a driving lesson. that escalated into a firefight outside her home after meyers grabbed her armed son and went out looking for him. the family says she was somewhat of a mentor to him. now back in court on thursday. >>> they lost their 18-year-old son and now want to make sure that never happens again. the parents of logan steiner the prom king who overdosed on pure caffeine powder last may now filing a wrongful death suit. kate and dennis fitner suing the company hard rhino and even amazon calling the caffeine poird unreasonably dangerous. one teaspoon equivalent to 25 cups of coffee. steiners have been working to ban the powder also. >>> a landmark law in california putting thousands of inmates back on the streets. nearly 3,000 prisoners released over the past four months. the measure approved by voters last year aims to keep the prison population under 113,000 inmates by allowing non-violent offenders to apply for resentencing for early release. but some law enforcement leaders s