Oops wrong cite see Wilson v Arkansas 1995
“...Supreme Court case called Ker v. California, the court held that the Fourth Amendment “undoubtedly” included the right to have a police officer knock first.”
Then, the courts will turn around and give the police wiggle room to go around the amendment.
How many cases have you heard of people, who, being the target of a no-knock warrant, thought they were being raided by criminals and were killed in the act of self-defense?
Here was a couple who were never accused or convicted of gun violence being approached as if they were MS-13 members.