One by land, One by sea

Carmine "Blackie" Stillo was a suspected drug dealer who, on this date in 1923, was lured into a yard at 235 Elizabeth Street in Manhattan and shot numerous times in the back.

Meanwhile,

Across town at Pier 56 on the Hudson river, a couple of dock workers heard the hum of a boat motor and after a bit, a 32-foot boat came out from under the pier. The craft was in neutral and there was a dead guy lying in the bow. The corpse proved to be one Juan Ignacio, bootlegger. Police found a list of customers and over six hundred bucks on him. He had been shot three times in the chest.