Luis Carlos Galán suggested that Galán's assassination was executed with help of corrupt Colombian policemen and some of his own bodyguards, who had been bought off by the drug cartels, including Pablo Escobar and other drug lords. Most of the arrested presumed hitmen were killed in jail or shortly after their release, allegedly to silence them. On 13 May 2005, a former Justice minister (1974) and congressman of the Colombian Liberal Party, Alberto Santofimio, known for his open connections to Pablo Escobar during the 1980s (Escobar joined Santofimio's political movement), was arrested and accused of being the intellectual author of Galán's murder. According
Pablo Escobar cooperation in high-profile criminal cases. On July 24, a video in which Vallejo had accused Santofimio of instigating Escobar to eliminate presidential candidate Galán was aired by RCN Television of Colombia. The video was seen by 14 million people, and was instrumental for the reopened case of Galán’s assassination. On August 31, 2011 Santofimio was sentenced to 24 years in prison for his role in the crime. Among Escobar's biographers, only Vallejo has given a detailed explanation of his role in the 1985 Palace of Justice siege. The journalist stated that Escobar had financed the operation, which was committed by