By Jose G. GuerraSpecial to the AdvanceBrownsville Veterans exploded on PSJA North, shocking the Raiders, and most Rio Grande Valley football fans, early and often en route to a dominant 45-28 victory in the Class5A Div. I regional semifinals at PSJA Stadium.The Chargers, winners of nine straight after starting the season 2-2, will now play Corpus Christi Miller at 7 p.m. Friday at Sams Stadium in Brownsville in the regional championship with a trip to the state semifinals going to the winners.PSJA North finishes its season at 12-1. The Raiders defeated Veterans a year ago in the same round, 35-15.