Muscatine Police Chief Tony Kies is urging residents to stay vigilant following a Friday shooting that left the suspect at large. Authorities have identified 59-year-old Des Moines resident Mark Lee Jackson as armed and dangerous.

An 18-year-old from Perry was jailed Thursday after breaking a victim’s jaw, according to Wyoming County sheriff’s deputies. The incident has raised concerns about violent offenses involving teenagers, prompting further attention from local authorities.