Police in Toledo, Ohio, are investigating a shooting at a neighborhood festival that leaves 12 people wounded. Multiple outlets report that authorities focus on two possible suspects and are asking the public for information. Ohio police are searching for a 20-year-old man believed to be connected to the attack, which is described as occurring between members of rival groups. In addition to the man police are seeking, authorities are also looking for or attempting to identify a second person described as a “second shooter.” NBC News and other reports say police are seeking public help to identify this second suspect, while continuing their investigation into what led to the violence at the crowded event. The reports describe the incident as a Saturday shooting and characterize it as a mass-casualty event due to the number of injuries, though the sources do not provide details on possible fatalities or the victims’ conditions in the text provided. Investigators’ efforts include narrowing the suspect list to two individuals associated with the shooting and using information from the community to support identification and arrest efforts.