There was a time when television news operations lost money and were still considered the jewel in the crown. That was the era that Av Westin lived for 55 years. The veteran journalist who produced shows like "CBS Reports," "ABC Evening News" and "20/20" spent Wednesday telling college and high school students about the days when network news was revered for its information. Those days are gone, and not likely to come back, he said. In fact, the public seems to believe that broadcast news can't always be trusted and should be reeled back, he said.