McALLEN – If there’s one thing Corporal Alexandria Leal has learned from her K-9 partner Cezar, a crime-busting German Shepard, it’s tenacity. Whether serving in the line of duty – or going for her college degree – Leal is always sure to channel Cezar’s most incisive piece of canine wisdom: “Don’t be afraid to bare your teeth.” An 11-year Marine Corps veteran with three Iraq tours under her belt, Leal is no stranger to determination. She’d parlay that calm confidence into a career as a Mission police officer, doggedly serving her community alongside her K-9 partner. And this winter, after a decade ...