Original sentence: Carvajal Salgar denied that he was involved in the attack and his family stated that the coveralls were used for the jobs he worked.In May 2018, Rojas allegedly purchased a 1993 Nissan Patrol from Mauricio Mosquera, who was previously charged with terrorism and rebellion.It is unknown if the driver detonated the explosives or if it was possibly the individual he left near the bus stop who remotely triggered the device.On 17 January 2019 at 9:30am, Colombian authorities allege that Rojas drove his grey 1993 Nissan Patrol to the campus of the General Santander National Police Academy and dropped off a passenger at a nearby bus stop.Rojas has alleged to have been involved with the ELN for three decades and served as an intelligence chief for a branch of the group.Since 2011, Rojas is alleged to have been teaching guerrilla militants in Venezuela how to construct explosives.The explosives in the truck were then detonated near the women's dormitories at the police academy shortly after students departed a promotion ceremony.When a detection dog signaled explosives on the vehicle, the driver forced his vehicle through a security checkpoint and struck security guards
Edited sentence: Carvajal Salgar denied that he was invovled in the attack and his family stated that the coveralls were used for the jobs he worked.In May 2018, Rojas purchased a 1993 Nissan Patrol from Mauricio Mosquera, who was previously charged with terrorism and rebellion.It is unknown if Rojas detonated the explosives or if it was possibly the individual he left near the bus stop who remotely triggered the device.On 17 January 2019 at 9:30am, Colombian authorities state that Rojas drove his grey 1993 Nissan Patrol to the campus of the General Santander National Police Academy and dropped off a passenger at a nearby bus stop.Rojas had been involved with the ELN for three decades and served as an intelligence chief for a branch of the group.Since 2011, Rojas had been teaching guerrilla militants in Venezuela how to construct explosives.The explosives in Rojas' truck were then detonated near the women's dormitories at the police academy shortly after students departed a promotion ceremony.When a detection dog signaled explosives on the vehicle, Rojas forced his vehicle through a security checkpoint and struck a security guards