Many of America's cities support ending no-knock raids

In many circumstances, police are allowed to execute so-called "no-knock raids," in which police breach a premises by force to execute a search warrant, typically for evidence in drug-related cases. In other cases, police must announce themselves prior to entering a premises. Would you support or oppose a ban on "no-knock raids," except in extreme circumstances such as a hostage situation or in pursuit of a murderer? (% of of registered voters in each city)