Story by Liam Gambon/NEFJ CORRESPONDENT Photo: Mark Seliger/HC Athletics In 2014, Derek Ng walked into the football coach’s office at Bishop Gorman High School in Las Vegas, Nevada. The Gaels were fresh off their first-ever national championship. “Walking into the coach’s office to basically say, ‘hey, I wanna tryout to be your kicker,’ they kinda laughed me off,” said Ng, a senior at Holy Cross. “I was 5-foot-7 135-pounds. They thought it was a joke because they just won a…