how is it that police get a search warrant to knock announce their presence and present the occupants or owner with search warrant and then not let th

on march 2nd east orange Newark and bloomfield police and Essex county sherrif department came to my homeand they did not knock they literally came through the door did not present search warrant nor say what they were searching for the just rounded us up tore up my house slammed my child and threatened to kill the elderly home ownwer and my dog did not find anything during their search and they record checked occupants of the house and no warrants were found and yet they still took some of the occupants to jail anyway and the questioned a 17 year old minor without a lawyer or parent present during questioning and then they photographed and fingerprinted all who were taken to jail except my husband who was just left sitting in the lobby for 3 hours waiting for the rest of them to be released I guess what I want to know is that what they did legal although nothing was found during the search and no one was charged?