If you are not seeing the progress with weight loss that you want to here are a few tricks for the last 3 weeks.
Stay between 50-100g of Carbs
Take a long walks a week on top of your CrossFit workouts
Increase veggies and decrease fruit
Try Intermittent fasting (Actually Extremely Healthy) Skip a meal once in a while. (Just make sure it doesn’t cause you to over-eat later!