The small cameras Jack places on the wall outside the utility room in the Hart building are gone when Chloe arrives.
When Jack is with Jason Pillar in the parking garage in the Hart Building, he is bleeding a lot so he asks Pillar to stitch him up. We can see a lot of blood on the floor. Minutes after, when Jack is in the utility room, his pants are clean, not even a single bloodstain on it.
The nation flags in the UN corridor when the Russian President arrives there is a Scottish 'lion rampant' flag included a flag belongs solely to the monarch - which can only be displayed by subjects as a token of loyalty to the crown.
Ricker's driver's license has an address in Suffolk, NY. Suffolk is a county and not a town or village. Only the town or village a person lives in appears on NY drivers' licenses, not their county.