or any obvious online foot print. holmes grew up in southern california and attended west view high school north of san diego. he played on the soccer team and graduated in 2006. sumit shah echoes what others say. >> he was pretty witty. he was mostly a nice guy. it's a weird shift to see him go from the guy i knew to somebody who killed 12 people and counting. >> reporter: the holmes family is not talking. anthony says he can't imagine that the james holmes he knew could have done something so horrific. >> i didn't think he would do that. i still don't believe he did it, but until i get the facts right and until the news is specific about everything, then i'll believe what is actually going on. >> reporter: by all accounts, holmes is clearly a bright young man.