Elijah Caudill, 24, is accused of stabbing four people over the weekend, killing two of them. DENVER — Prosecutors on Friday formally charged the man who's accused of carrying out a series of attacks on the 16th Street Mall in Denver over the weekend.

Nicholas Burkett was the fourth person stabbed in what police believe was a random string of attacks along the mall on Saturday and Sunday.

After two people were killed and two others wounded in downtown Denver, a suspect has been arrested and now faces charges related to the attacks. See a timeline and map of when and where those attacks took place.