The watchdogs who patrol Charlotte Ann Cox Elementary School in Cedar Park and Annie Purl Elementary in Georgetown are a special breed. They're friendly and huggable and have names like Fred, Wes and Bill. "One of the great things about being a watchdog is that every kid knows I'm there to help them," said Wes Watkins, father of a Purl kindergartner. "The students smile when they see me, and my son is proud to have me on campus." Watkins is among approximately 90 fathers in the Georgetown school district and about the same number in the Leander district who serve...