Chico Police say a man was stabbed in the chest during an argument...he suffered a life-threatening injury. That knife attack happened Monday afternoon on E. Park Avenue. Police say 42 year old John Kenyon was taken to a local hospital and at last report, was in serious condition. The two suspects in the case, 25 year old Jeremy Rivera and 32 year old Trina Baltazar-Dollar, were arrested for assault with a deadly weapon.