(TMZ) Gabriel Aubry was arrested after a huge fight broke out at Halle Berry's involving Gabriel and Olivier Martinez -- both men were injured, Gabriel is in the hospital and was arrested for battery ... law enforcement sources tell TMZ.
The incident happened Thanksgiving morning when Gabriel was dropping Nahla off at Halle's house. Halle was present as were other witnesses when the fight erupted.
Sources familiar with the situation tell TMZ ... "Gabriel went nuts" and started fighting Olivier.
Olivier was not taken to the hospital. It appears he won the fight -- but he did suffer injuries. more on this story