Dandeny Muñoz Mosquera, also known as "La Quica" (Colombian slang for "the fat girl
", a childhood nickname), is a former hitman for the Medellín Cartel, a drug smuggling group from Colombia.
He was described as at one point being the "chief assassin" for the Cartel's leader Pablo Escobar.
He was believed to be responsible for the deaths of an unknown number of people with official estimates ranging in the hundreds, US authorities currently link him to the deaths of more than 220 people, having supposedly murdered members of both his own organization the Medellín Cartel and the rival Cali Cartel, as well as police officers and government officials.
Colombian authorities connect him to the deaths of more than 40 police officers.
Among his convicted crimes is the 1989 bombing of Avianca Flight 203, which killed 110 civilians.