The Mysterious Affair of Charles Daggett

What do Panchito Pistoles and Charles Daggett have in common? Well, they were both murdered. By whom? The same person. The weird part is, Charles is in England, and Panchito is in Mexico. They were killed a day apart from each other. However there is a solution to the problem: Basil of Baker Street. M: Character Death via Suicide, Violence