Dr. Travis says they're tired of being shot at. At that point they have not been shot at.
If Bruce and Jesse had the same father and different mothers, they would not be step brothers, they would be half brothers.
The CIA is not legally able to operate on U. S. soil. They would have no legal saying to investigate or take over the case.
At the beginning Dane Travis wears sunglasses in the dark parking garage which would make it unnecessarily hard to see.