1.A policeman heard a rumor that Larry was selling drugs.The officer posed as a pizza deliveryman and knocked on Larry's door, then barged in when Larry opened the door.The officer searched the apartment over Larry's protests and seized some illegal drugs.The officer handcuffed Larry, and on the way to the station convinced Larry to sign a confession.Larry was not told about his right to an attorney until his trial, at which the drugs were introduced into evidence.Discuss which of Larry's constitutional rights may have been violated.