Thanks to a CNN report, a loophole that allowed family members of politicians to theoretically benefit from insider information when making stock trades. CNN’s Dana Bash and Deirdre Walsh revealed the loophole in mid-July during this report:

Just a few weeks later, thanks to the reporting, the loophole was closed. See Bash’s update on “AC360,” where she explained how the loophole was closed, after the jump.

Update: Also worth noting that the bill was passed in the first place thanks to the reporting of CBS’ “60 Minutes.” See Steve Kroft talking about the story after the jump.