Tonight in health watch: children are among those hit hard in the H1N1 outbreak.And now, health officials are keeping an eye on a potentially deadly complication.Karen Brown shows us how scary it can be when a child comes down with H1N1 and encephalitis.Anthony Turachak's parents are glued to his side.Angie Turachak says, 'I haven't gone since we got here."They almost lost their four year old....when H1N1 led to encephalitis... a critical brain infection.Jeff Turachak says, "It was the like the worst thing you could think of. Time comes like this, and you just don't know what to do.Here you are helpless.""you did really good today"After a few days of fever Anthony's mom brought him to the E.R. at children's hospital of Pittsburgh...just to be safe... within the hour..they were in the intensive care unit.Jeff Turachak says, "They did the CAT scan and saw the inflammation on his brain.Doctors here say in the last six weeks they've seen five cases of H1N1 encephalitis.Dr. Ericka Fink says, 'It's certainly concerning, most of these are previously well children. This is part of the emerging disease of H1N1 that we need to better understand."After a handful of similar pediatric cases in Texas this past spring..the CDC issued a report about a potential connection between H1N1 and encephalitis.. It is now monitoring for cases nationwide.There can be long term neurological damageHe's a tough little guy? He's a tough little guy and he turned around quickly."But Anthony's prognosis is good."He is getting better and we are happy he's still here."You OK?But they're not leaving his side... until he's well enough to play with his toys.Karen Brown, CBS News, Pittsburgh.