Also, here is a news article on that subject:
FBI Director Christopher Wray revealed during a marathon testimony on Wednesday that investigators still do not know if former President Donald Trump was grazed by a bullet or a piece of shrapnel during his attempted assassination.Twice during the hours-long session, Wray told lawmakers that the...
www.yahoo.com
Using the word "shrapnel" is a very polite way of not taking away the hero worship of Trump.
It's technically incorrect, too. Shrapnel is bits of a weapon that is designed to disintegrate, such as a fragmentation grenade or a case shot.
It is named for the inventor of case shot, Henry Shrapnel (1761-1842), whose 'Shrapnel Shell' was first used in 1804.