PHOENIX – A gunman opened fire at a Phoenix office complex on Wednesday, killing one person, wounding two others and setting off a manhunt. Police warned the public that he was "armed and dangerous."

Authorities identified the suspect as 70-year-old Arthur Douglas Harmon, who they said opened fire at the end of a mediation session. They identified a man who died hours after the late morning shooting as 48-year-old Steve Singer.

Police said a 43-year-old man was listed in critical condition and a 32-year-old woman suffered non-life threatening injuries.