SIOUX FALLS, S.D. (KELO) — Police in Sioux Falls have arrested a suspect wanted in connection with Sunday night’s riot.

Alex Kafka

19-year-old Alex John Kafka, from Sioux Falls, was arrested Tuesday afternoon.

Authorities say Kafka threw rocks at officers. Kafka is being charged with aggravated assault on law enforcement, riot, and refusal to disperse from unlawful assembly.