Which they can accomplish by calling for paramedics. They must have all been using 9mm or peashooters. A couple .45 or .40 or .357 sig rounds and these guys wouldn’t need paramedics.
Phoenix PD carries .40 caliber with the option to carry any Glock .40 or .45. Many cars are equipped with patrol rifles as well.
A police officer that does not render first aid after securing the suspect is in danger of violating the suspect’s Constutional rights.
They are mandated to provide what aid they can.