Despite being targeted by a trio of assassination attempts in less than two years, President Donald Trump is shrugging off calls for him to wear body armor during public appearances — and his reasoning for it caused a crowd of officials and reporters alike to break out in laughter. The president had journalists and members of Congress who’d joined him for an Oval Office signing ceremony laughing out loud on Thursday after a reporter pressed him on whether there have been discussions about adding a bulletproof vest to his usual suit-and-tie in the wake of last weekend’s attempted assassination at the White House Correspondents’ Dinner in Washington. His deadpan response to the dead-serious query? “I don’t know if I can handle looking 20 pounds heavier.” After the room erupted in laughter, the president quipped that some of the guests around him who were laughing the loudest were “physical specimens.” “If you want to gain 20 to 25 pounds, you can get a vest,” he cracked.…