Articles on Missouri law.

Police can detain you in Missouri without a warrant — using a 'wanted.' Federal courts are increasingly calling the practice unconstitutional. Here is what you need to know.

Missouri courts have drawn clear lines between lawful policing and unconstitutional conduct during traffic stops. Here are five tactics — and what the law actually allows.

Search warrants are challenged and thrown out every day in Missouri. Here is how illegal warrants happen — and the tools you have to fight back.

Every day in St. Louis, people are taken into custody based on a 'wanted' that no judge ever signed. Federal courts are increasingly calling the practice unconstitutional.

Police often rely on a tactic called 'knock and talk.' If you don't understand how it works, it's one of the easiest ways to lose Fourth Amendment protections without leaving your home.