John Maffei, Union-Tribune sportswriter, talks about his recent articles on Tyler Gaffney, the former Cathedral Catholic running back who starred at Stanford and earned two Super Bowl rings in the NFL, and former Vista Alum, Hera Alvarez, who is a manager in the Pittsburgh Pirates minor league system. Maffei discusses three local high school baseball players who will compete in the prestigious Perfect Game All-American Classic at Petco Park on August 12.