Additional charges have been filed against two Mankato men in connection to a botched robbery in Mankato on December 22nd. Blue Earth County court records say 31-year-old Deiante Jones and 30-year-old Tierre Walton have now been charged with first-degree robbery. Both men were previously charged with first-degree possession of a weapon on explosive, first-degree assault and first-degree entering a dwelling with the intent of committing a crime in connection to the incident. Authorities say 22-year-old Patrick Pitts of Nicollet is also facing the same charges in connection to the case. Pitts is also facing charges of possession of a firearm as a felon and second-degree assault.