Not so. It was an open and continuing investigation pending receipt of further information. If you expected a rabbit pulled from a hat and incriminating information to materialize without substantial proof then your hopothisis would be correct. If you desire a police state where a being may be deprived liberty on a mere suspicion or innunendo then you again would be correct. Ie: I dislike u so I report you as a suspect person and they grab you, deprive you of your liberty as they interrogate you. Would you be willing to accept this?

You are living in a dream world. If you have all of the answers, how did he afford to go to Harvard?, what were his grades?, what was the subject of his thesis in college?, how did he buy a $3,000.000 house shortly after becoming a community organizer in Chicago? That type of information is readily available on all previous Presidents.
Don't respond if you don't know the answers. You are not qualified,to be in the discussion.
If a background check is to be required to own a firearm, what about a background check and some answers prior to becoming the President of the United States and the leader of the free world?