had these stroke-like symptoms but then they went away, within a short time. typically in the world of neurosciences we refer to that more as a tia, transient attack, something that lasts less than 24 hours and goes away. still need to figure out what happened and what caused it. that's good news that he's recovered from this. >> because in many cases you could have long-term damages. what is the road like ahead for him? is he at risk to have a second stroke down the road? >> right now i'm sure the docs are trying to find out the most likely culprit. in a third of cases, they may never have an absolute answer. it could have been something relatively simple like a little tear in one of the blood vessels that goes to the brain, even from a quick movement to the neck, something like that. it could have been again, one of these blood clots in a part that would involve looking at the