Rep. Seth Moulton (D-MA) ripped into former President Donald Trump following controversy surrounding his appearance at Arlington National Cemetery, which some observers have said is at the very least a breach of decorum and possibly illegal. The Republican nominee posed for photos and videos alongside the families of two service members killed in an August 2021 bombing attack. Critics questioned why Trump posed with a grin and his customary thumbs-up gesture. Trump and running mate J.D. Vance have deflected all criticism and tried to claim they were just honoring the servicemembers killed in a…