Core Strength:
3 sets for quality:
10 GHD Back extensions
20 Hollow body rocks

Metcon:
For time:
30 Pullups
30 Hand-Release Pushups
30 KB Overhead Lunges right arm (#24/16)
30 Knees-to-elbows
30 KB Overhead Lunges left arm (#24/16)
30 Hand-Release Pushups
30 Pullups