NY Police: Zombie defense

NY police will protect New York City from zombies. It would be good to build fortifications and help the city fight the virus. Hire police officers to fight the zombies. They should be positioned at the defense positions in New York so that they don't allow the Mutants to get in. If you go to the weapons arsenal, you can choose which weapons to use in each location. Police officers must have better skills to fight zombie bosses. Do all you can to rescue the city inhabitants.