A 38-year-old man was stabbed to death Friday morning in a lower Manhattan subway station that appears to have started when another straphanger stepped on his shoes, police said.

In a tragic incident, John Sheldon, a 38-year-old Brooklyn resident, was fatally stabbed at the Brooklyn Bridge-City Hall station following an argument over a stepped-on shoe. The altercation, which began on a No.

The man was attacked during the morning rush hour, according to police. The MTA says it's the first subway killing so far this year.