The Federal Bureau of Investigation explored hundreds of leads over the course of its 45-year investigation into the infamous D.B. Cooper skyjacking case. Even after the Bureau closed the Cooper case in 2016, devoted independent sleuths to the case have pursued and released new theories.

For this week’s FOIA round-up, we’ve got the numbers on Scott Pruitt’s excessive security spending, an impending FOIA request about the enforcement mechanisms for President Donald Trump’s promise to ensure families aren’t separated at the border, and a (possible) resolution to an infamous Federal Bureau of Investigation case, thanks to FOIA.