India, April 30 -- Former FBI Director James Comey has once again entered the center of America's political storm after surrendering to authorities over charges tied to a social media post prosecutors claim threatened President Donald Trump. The legal case stems from an Instagram image showing seashells arranged in the numbers "86 47," a combination authorities say implied violence toward Trump, the 47th president of the United States.

Comey has denied any criminal motive, insisting he did not understand the numbers to carry violent meaning. Yet the case has quickly expanded beyond one deleted post. It now touches on free expression, selective prosecution, political revenge, public safety, and how America interprets speech in an era of c...