A 20-second look at the sun cost Lou Tomososki much of the sight in his right eye. So he has some words of advice for people tempted to look at the upcoming solar eclipse: "You'll be sorry!" He was a teenager when his science teacher told the class about a solar eclipse happening that afternoon. He thought nothing of it at the time, he said. But it left him with a pea-sized blank spot in his right eye. InsideEdition.com's Leigh Scheps (http://twitter.com/LeighTVReporter) has more. #InsideEdition