At the stakeout in the dump, Alvez reads the truck's front license plate and identifies it as a Florida plate. Florida vehicles don't have front license plates.
The establishing shot of the epilogue supposedly shows a sunset, as the ladies of the BAU are preparing for after-work socializing. But the angle of the shot - from Arlington, VA just north of the median line of the DC Mall - is looking southeast towards the glow of the sun. This would be of a wintertime sunrise, not a late summer sunset.