MSNBC’s Mika Brzezinski shamed Donald Trump and his Republican allies for betraying the sacrifices of D-Day veterans on the 80th anniversary of that crucial battle that defeated the Nazis. About 200 surviving veterans of that battle, some of them now older than 100 and the rest in their late 90s, attended a ceremony along the beaches they had stormed in Normandy, establishing a foothold in Europe that ultimately led to the downfall of Nazi Germany, and the “Morning Joe” co-host condemned Republicans for risking American democracy to appease Trump. “You know, it’s hard not to think about how de…