The traders are simply taking profits. They want to lock-in their gains before the inventory report comes out on Wednesday.

The threat to supply disruption is keeping traders edgy.

Funds are choosing to lock in their profits after decent gains recently and more profit-taking will likely occur in coming sessions.

The airlines simply have a lot more money right now... They're taking some of those profits and plowing them back into an improved product.

We have seen a lot of traders buying on pull backs but then taking small profits as the market recovers rather than sitting on their positions waiting for a big market move.

Nobody knows what to expect next. That's why the crude market is apprehensive.