Arizona: Police chief raising the bar . Morale, activism boosted at Mesa department.
California: Officer recovering after I-880 gunfight.
New York: Gunfire in police shooting came in two bursts, witnesses say.
Florida: Man is subdued with Taser, spray after telling officers to shoot him.
Wisconsin: Green Bay sheriff reacts after officer-involved shooting during search warrant execution.
Pennsylvania: ‘Officer down’ call draws widespread police help.
