“We have two people confirmed shot in random acts,” Surprise Police Sgt. Greg Welch told CNN. He said there were multiple shooting locations but could not provide an exact number.

Police in the community of Peoria, Arizona, to the northeast of Surprise, also reported responding to “several shootings” Thursday but did not have further details.

A suspect was apprehended in a traffic stop in Surprise, Sgt. Welch said. He says one of the two shooting victims in his community is hospitalized in critical condition.

This is a developing story and will be updated as more information becomes available.