Speculation Swirls About What Hit Trump. An Analysis Suggests It was a Bullet

Nearly two weeks after the assassination attempt on former President Donald J. Trump, there’s still no official report from the Trump campaign or from state or federal governments about what caused the wound on his right ear.

This lack of clarity has left the issue unsettled and fueled speculation online about whether he was hit by a bullet or shrapnel — or perhaps something else.

But a detailed analysis of bullet trajectories, footage, photos and audio by The New York Times strongly suggests Mr. Trump was grazed by the first...