The first thing that some needs to do is justify 40,000 positions, 14,000 of which are people with guns. What in the hell do the other 26,000 do?
After that, only prior law enforcement should be allowed for any federal LEO job. A minimum of 5 years on the street, answering calls and dealing with whatever has a way of humbling a person.
No more indoctrinated, easily swayed by the dark side, college kids.
The FBI labs are the finest in thw world. Reform yes, wholesale disbanding no. Scrape the scum off the top and throw roadblocks in fromt of the misuse.