President Donald Trump on Thursday saluted the heroic canines who "defend our citizens and our homeland." National K-9 Veterans Day is an annual March 13 celebration of "canine courage," and the bravery of military and police dogs."Serving on the front lines, in combat zones, and at our borders, these fearless four-legged fighters are an invaluable part of protecting America," Trump said in a Thursday message to commemorate the day. In the military, more than 30,000 "dedicated working dogs" — with 1,600 working dogs actively serving — have provided frontline support to U.S. service members, according to the White House. These warriors are trained









