dr. roberta debiasi, from the university of virginia school for medicine. residency at her the university of california davis. she served on the faculty in denver before joining the children's national health system back in 2005. ken in miami, welcome to the program. caller: i am a neurologist. is doing a dibiase great job in trying to hunt down the cause. i want to suggest a hypothesis that perhaps we have a parainfe ctions disease. --ething like younger rate the factor is no clear virus identified. perhaps we are dealing with a hyper immune response to a viral component. and we should look at nero immunology here and perhaps other treatments related to decreasing this perhaps excessive immune response against interior horn cells causing paralysis. guest: this is a point. in 2014 -- this is an excellent point. was an overs d68 half the patients. initially it made sense to pay more attention to a direct viral effect. as we have now seen in these every other year spikes, it is not always the virus found and in some cases there are no viruses found. the calle

dr. roberta debiasi, from the university of virginia school for medicine. residency at her the university of california davis. she served on the faculty in denver before joining the children's national health system back in 2005. ken in miami, welcome to the program. caller: i am a neurologist. is doing a dibiase great job in trying to hunt down the cause. i want to suggest a hypothesis that perhaps we have a parainfe ctions disease. --ething like younger rate the factor is no clear virus identified. perhaps we are dealing with a hyper immune response to a viral component. and we should look at nero immunology here and perhaps other treatments related to decreasing this perhaps excessive immune response against interior horn cells causing paralysis. guest: this is a point. in 2014 -- this is an excellent point. was an overs d68 half the patients. initially it made sense to pay more attention to a direct viral effect. as we have now seen in these every other year spikes, it is not always the virus found and in some cases there are no viruses found. the calle

dr. roberta debiasi talks about acute flaccid myelitis.anges to help colleges and universities handle sexual misconduct complaints. we will discuss it with sarah brown of the chronicle of higher education. join the discussion. >> this weekend on c-span tonight on 8:00 p.m. eastern, aboutournalists talk their favorite photographs on the campaign trail. and how i do it, but then you take really hard and look really hard, because there is always a story to tell alexis is stage craft, political theater, but he ,lways tried to lift the veil so that people can really understand what they are like and what they are about. booktv, pulitzer prize-winning war photographer lyndsay is oriented talks about photos she has taken in the .iddle east durin >> it was terrifying. as we were hit by qaddafi's trou ops, there was sniper fire, it was relentless, and these guys will often run away and leave us, the journalists, on the front line, and we would have to sort of runaway after them. tonight at 8:00 p.m. eastern, how the became part of america's foundin